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        TITLE = "Combining GPS, BeiDou, and Galileo Satellite Systems for Time and
Frequency Transfer Based on Carrier Phase Observations",
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        NUMBER = "2",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130866"}

@article{bb134852,
        AUTHOR = "Jin, S. and Calabia, A. and Yuan, L.",
        TITLE = "Thermospheric Variations From GNSS and Accelerometer Measurements on
Small Satellites",
        JOURNAL = PIEEE,
        VOLUME = "106",
        YEAR = "2018",
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        MONTH = "March",
        PAGES = "484-495",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130867"}

@article{bb134853,
        AUTHOR = "Wang, Z.Y. and Li, Z.S. and Wang, L. and Wang, X.M. and Yuan, H.",
        TITLE = "Assessment of Multiple GNSS Real-Time SSR Products from Different
Analysis Centers",
        JOURNAL = IJGI,
        VOLUME = "7",
        YEAR = "2018",
        NUMBER = "3",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130868"}

@article{bb134854,
        AUTHOR = "Wang, L. and Li, Z.S. and Ge, M. and Neitzel, F. and Wang, Z.Y. and Yuan, H.",
        TITLE = "Validation and Assessment of Multi-GNSS Real-Time Precise Point
Positioning in Simulated Kinematic Mode Using IGS Real-Time Service",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "2",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130869"}

@article{bb134855,
        AUTHOR = "Zhou, Z. and Wu, J. and Wang, J. and Fourati, H.",
        TITLE = "Optimal, Recursive and Sub-Optimal Linear Solutions to Attitude
Determination from Vector Observations for
GNSS/Accelerometer/Magnetometer Orientation Measurement",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "3",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130870"}

@article{bb134856,
        AUTHOR = "Tarantino, E. and Novelli, A. and Cefalo, R. and Sluga, T. and Tommasi, A.",
        TITLE = "Single-Frequency Kinematic Performance Comparison between Galileo,
GPS, and GLONASS Satellite Positioning Systems Using an MMS-Generated
Trajectory as a Reference: Preliminary Results",
        JOURNAL = IJGI,
        VOLUME = "7",
        YEAR = "2018",
        NUMBER = "3",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130871"}

@article{bb134857,
        AUTHOR = "Paziewski, J. and Sieradzki, R. and Wielgosz, P.",
        TITLE = "On the Applicability of Galileo FOC Satellites with Incorrect Highly
Eccentric Orbits: An Evaluation of Instantaneous Medium-Range
Positioning",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "2",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130872"}

@article{bb134858,
        AUTHOR = "Wu, W.W. and Wu, J. and Meng, G.",
        TITLE = "A Study of Rank Defect and Network Effect in Processing the CMONOC
Network on Bernese",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "3",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130873"}

@article{bb134859,
        AUTHOR = "Baldysz, Z. and Nykiel, G. and Figurski, M. and Araszkiewicz, A.",
        TITLE = "Assessment of the Impact of GNSS Processing Strategies on the
Long-Term Parameters of 20 Years IWV Time Series",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "4",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130874"}

@article{bb134860,
        AUTHOR = "Li, W. and Rius, A. and Fabra, F. and Cardellach, E. and Ribo, S. and Martin Neira, M.",
        TITLE = "Revisiting the GNSS-R Waveform Statistics and Its Impact on
Altimetric Retrievals",
        JOURNAL = GeoRS,
        VOLUME = "56",
        YEAR = "2018",
        NUMBER = "5",
        MONTH = "May",
        PAGES = "2854-2871",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130875"}

@article{bb134861,
        AUTHOR = "Li, W.W. and Shen, Y.Z.",
        TITLE = "The Consideration of Formal Errors in Spatiotemporal Filtering Using
Principal Component Analysis for Regional GNSS Position Time Series",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "4",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130876"}

@article{bb134862,
        AUTHOR = "Ji, K. and Shen, Y.Z. and Wang, F.W.",
        TITLE = "Signal Extraction from GNSS Position Time Series Using Weighted
Wavelet Analysis",
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        NUMBER = "6",
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        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130877"}

@article{bb134863,
        AUTHOR = "Liao, Q.X. and Sheng, Z. and Shi, H.Q. and Xiang, J. and Yu, H.",
        TITLE = "Estimation of Surface Duct Using Ground-Based GPS Phase Delay and
Propagation Loss",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "5",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130878"}

@article{bb134864,
        AUTHOR = "Zhang, Q. and Yang, W. and Zhang, S. and Yao, L.H.",
        TITLE = "Performance Evaluation of QZSS Augmenting GPS and BDS
Single-Frequency Single-Epoch Positioning with Actual Data in
Asia-Pacific Region",
        JOURNAL = IJGI,
        VOLUME = "7",
        YEAR = "2018",
        NUMBER = "5",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130879"}

@article{bb134865,
        AUTHOR = "Wang, M.H. and Wang, J. and Dong, D. and Chen, W. and Li, H. and Wang, Z.",
        TITLE = "Advanced Sidereal Filtering for Mitigating Multipath Effects in GNSS
Short Baseline Positioning",
        JOURNAL = IJGI,
        VOLUME = "7",
        YEAR = "2018",
        NUMBER = "6",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130880"}

@article{bb134866,
        AUTHOR = "Yu, W. and Chen, B. and Dai, W. and Luo, X.M.",
        TITLE = "Real-Time Precise Point Positioning Using Tomographic Wet
Refractivity Fields",
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        YEAR = "2018",
        NUMBER = "6",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130881"}

@article{bb134867,
        AUTHOR = "Mashburn, J. and Axelrad, P. and Lowe, S.T. and Larson, K.M.",
        TITLE = "Global Ocean Altimetry With GNSS Reflections From TechDemoSat-1",
        JOURNAL = GeoRS,
        VOLUME = "56",
        YEAR = "2018",
        NUMBER = "7",
        MONTH = "July",
        PAGES = "4088-4097",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130882"}

@article{bb134868,
        AUTHOR = "Li, Z. and Chen, W. and Jiang, W.P. and Deng, L.S. and Yang, R.",
        TITLE = "The Magnitude of Diurnal/Semidiurnal Atmospheric Tides (S1/S2) and
Their Impacts on the Continuous GPS Coordinate Time Series",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "7",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130883"}

@article{bb134869,
        AUTHOR = "Zhang, Z.T. and Li, B.F. and Shen, Y.Z. and Gao, Y. and Wang, M.M.",
        TITLE = "Site-Specific Unmodeled Error Mitigation for GNSS Positioning in
Urban Environments Using a Real-Time Adaptive Weighting Model",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "7",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130884"}

@article{bb134870,
        AUTHOR = "Hu, H. and Jin, S.G. and Kang, R.H. and Cao, X.",
        TITLE = "BeiDou Code Pseudorange Precision Estimation and Time Correlation
Analysis from Trimble Net-R9 and ComNav 708 Receivers",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "7",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130885"}

@article{bb134871,
        AUTHOR = "Zhu, N. and Marais, J. and Betaille, D. and Berbineau, M.",
        TITLE = "GNSS Position Integrity in Urban Environments: A Review of Literature",
        JOURNAL = ITS,
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        NUMBER = "9",
        MONTH = "September",
        PAGES = "2762-2778",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130886"}

@article{bb134872,
        AUTHOR = "Zhu, Z. and Li, C. and Zhou, X.",
        TITLE = "An Accurate High-Order Errors Suppression and Cancellation Method for
High-Precision Airborne POS",
        JOURNAL = GeoRS,
        VOLUME = "56",
        YEAR = "2018",
        NUMBER = "9",
        MONTH = "September",
        PAGES = "5357-5367",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130887"}

@article{bb134873,
        AUTHOR = "Yuan, P. and Jiang, W.P. and Wang, K. and Sneeuw, N.",
        TITLE = "Effects of Spatiotemporal Filtering on the Periodic Signals and Noise
in the GPS Position Time Series of the Crustal Movement Observation
Network of China",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "9",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130888"}

@article{bb134874,
        AUTHOR = "Kaczmarek, A. and Kontny, B.",
        TITLE = "Identification of the Noise Model in the Time Series of GNSS Stations
Coordinates Using Wavelet Analysis",
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        NUMBER = "10",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130889"}

@article{bb134875,
        AUTHOR = "Chen, G. and Zhao, Q. and Wei, N. and Liu, J.N.",
        TITLE = "Impacts on Noise Analyses of GNSS Position Time Series Caused by
Seasonal Signal, Weight Matrix, Offset, and Helmert Transformation
Parameters",
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        YEAR = "2018",
        NUMBER = "10",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130890"}

@article{bb134876,
        AUTHOR = "Chang, G.B. and Chen, C. and Yang, Y.X. and Xu, T.",
        TITLE = "Tikhonov Regularization Based Modeling and Sidereal Filtering
Mitigation of GNSS Multipath Errors",
        JOURNAL = RS,
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        YEAR = "2018",
        NUMBER = "11",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130891"}

@article{bb134877,
        AUTHOR = "Carreno Luengo, H. and Luzi, G. and Crosetto, M.",
        TITLE = "Impact of the Elevation Angle on CYGNSS GNSS-R Bistatic Reflectivity
as a Function of Effective Surface Roughness over Land Surfaces",
        JOURNAL = RS,
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        YEAR = "2018",
        NUMBER = "11",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130892"}

@article{bb134878,
        AUTHOR = "Xie, X. and Fang, R.X. and Geng, T. and Wang, G.X. and Zhao, Q. and Liu, J.N.",
        TITLE = "Characterization of GNSS Signals Tracked by the iGMAS Network
Considering Recent BDS-3 Satellites",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "11",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130893"}

@article{bb134879,
        AUTHOR = "Yao, Y.B. and Sun, Z.Y. and Xu, C.Q.",
        TITLE = "Establishment and Evaluation of a New Meteorological
Observation-Based Grid Model for Estimating Zenith Wet Delay in
Ground-Based Global Navigation Satellite System (GNSS)",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "11",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130894"}

@article{bb134880,
        AUTHOR = "Choi, W.G. and Chang, Y.S. and Jung, Y. and Song, J.",
        TITLE = "Low-Power LoRa Signal-Based Outdoor Positioning Using Fingerprint
Algorithm",
        JOURNAL = IJGI,
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        YEAR = "2018",
        NUMBER = "11",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130895"}

@article{bb134881,
        AUTHOR = "Andrei, C.O. and Lahtinen, S. and Nordman, M. and Naranen, J. and Koivula, H. and Poutanen, M. and Hyyppa, J.",
        TITLE = "GPS Time Series Analysis from Aboa the Finnish Antarctic Research
Station",
        JOURNAL = RS,
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        YEAR = "2018",
        NUMBER = "12",
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        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130896"}

@article{bb134882,
        AUTHOR = "Quan, Y.M. and Lau, L. and Roberts, G.W. and Meng, X.L. and Zhang, C.",
        TITLE = "Convolutional Neural Network Based Multipath Detection Method for
Static and Kinematic GPS High Precision Positioning",
        JOURNAL = RS,
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        YEAR = "2018",
        NUMBER = "12",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130897"}

@article{bb134883,
        AUTHOR = "Sieradzki, R. and Paziewski, J.",
        TITLE = "On the Feasibility of Interhemispheric Patch Detection Using
Ground-Based GNSS Measurements",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "12",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130898"}

@article{bb134884,
        AUTHOR = "Chen, Q.A. and Poropat, L. and Zhang, L. and Dobslaw, H. and Weigelt, M. and van Dam, T.",
        TITLE = "Validation of the EGSIEM GRACE Gravity Fields Using GNSS Coordinate
Timeseries and In-Situ Ocean Bottom Pressure Records",
        JOURNAL = RS,
        VOLUME = "10",
        YEAR = "2018",
        NUMBER = "12",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130899"}

@article{bb134885,
        AUTHOR = "Fu, G. and Riedel, C. and Holmes, T. and Liu, J.",
        TITLE = "Geometric Modeling of the Z-Surface and Z-Curve of GNSS Signals and
Their Solution Techniques",
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        VOLUME = "57",
        YEAR = "2019",
        NUMBER = "1",
        MONTH = "January",
        PAGES = "212-223",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130900"}

@article{bb134886,
        AUTHOR = "Geng, J.H. and Ge, M.R.",
        TITLE = "Editorial for Multi-Constellation Global Navigation Satellite
Systems: Methods and Applications",
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        NUMBER = "12",
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        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130901"}

@article{bb134887,
        AUTHOR = "Wu, F. and Zheng, W. and Li, Z.W. and Liu, Z.Q.",
        TITLE = "Improving the GNSS-R Specular Reflection Point Positioning Accuracy
Using the Gravity Field Normal Projection Reflection Reference
Surface Combination Correction Method",
        JOURNAL = RS,
        VOLUME = "11",
        YEAR = "2018",
        NUMBER = "1",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130902"}

@article{bb134888,
        AUTHOR = "Zus, F. and Dousa, J. and Kacmarik, M. and Vaclavovic, P. and Dick, G. and Wickert, J.",
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Horizontal Delay Gradients in Variational Data Assimilation",
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        YEAR = "2018",
        NUMBER = "1",
        PAGES = "xx-yy",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130903"}

@article{bb134889,
        AUTHOR = "Banos, I.H. and Sapucci, L.F. and Cucurull, L. and Bastarz, C.F. and Silveira, B.B.",
        TITLE = "Assimilation of GPSRO Bending Angle Profiles into the Brazilian
Global Atmospheric Model",
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        NUMBER = "3",
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        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130904"}

@article{bb134890,
        AUTHOR = "Fu, W.J. and Huang, G. and Yang, Y.X. and Zhang, Q. and Cui, B. and Ge, M. and Schuh, H.",
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Observations with Opposite Weight for Real-Time Quality Control",
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        NUMBER = "3",
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        BIBSOURCE = "http://www.visionbib.com/bibliography/active682gps1.html#TT130905"}

@article{bb134891,
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        NUMBER = "3",
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@article{bb134892,
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        TITLE = "Improving the Performance of Galileo Uncombined Precise Point
Positioning Ambiguity Resolution Using Triple-Frequency Observations",
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        NUMBER = "3",
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@article{bb134893,
        AUTHOR = "Chen, H. and Jiang, W.P. and Li, J.C.",
        TITLE = "Multi-GNSS Relative Positioning with Fixed Inter-System Ambiguity",
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@article{bb134894,
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Positioning with Baseline Constrain for Bridge Dynamic Monitoring",
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        NUMBER = "4",
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@article{bb134895,
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in Antarctica Using Independent Component Analysis",
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        NUMBER = "4",
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@article{bb134896,
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@article{bb134897,
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of the Northeastern Tibetan Plateau Inverted Jointly by InSAR and GPS",
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@article{bb134898,
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inter-vehicle distance, and bearing angle measurements",
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