| Comparison of ray-tracing packages for troposphere delays V Nafisi, L Urquhart, MC Santos, FG Nievinski, J Bohm, DD Wijaya, ... IEEE Transactions on Geoscience and Remote Sensing 50 (2), 469-481, 2011 | 85 | 2011 |
| Analysis of multi-frequency carrier phase linear combinations for GNSS L Urquhart | 70 | 2023 |
| Assessment of troposphere mapping functions using three-dimensional ray-tracing L Urquhart, FG Nievinski, MC Santos GPS solutions 18, 345-354, 2014 | 50 | 2014 |
| Ray-traced slant factors for mitigating the tropospheric delay at the observation level L Urquhart, FG Nievinski, MC Santos Journal of Geodesy 86 (2), 149-160, 2012 | 31 | 2012 |
| Innovation: Integrity for safe navigation L Urquhart, P Gonzalez, R Leandro GPS World, 2020 | 29 | 2020 |
| Performance evaluation of integrated GPS/GIOVE precise point positioning W Cao, A Hauschild, P Steingenberger, RB Langley, L Urquhart, ... Proceedings of the 2010 International Technical Meeting of The Institute of …, 2010 | 26 | 2010 |
| Analysis of GNSS correction data standards for the automotive market S Vana, J Aggrey, S Bisnath, R Leandro, L Urquhart, P Gonzalez Navigation 66 (3), 577-592, 2019 | 23 | 2019 |
| Atmospheric pressure loading and its effects on precise point positioning L Urquhart Proceedings of the 22nd International Technical Meeting of The Satellite …, 2009 | 19 | 2009 |
| Generation and assessment of VMF1-type grids using North-American numerical weather models L Urquhart, MC Santos, FG Nievinski, J Böhm Earth on the Edge: Science for a Sustainable Planet: Proceedings of the IAG …, 2014 | 16 | 2014 |
| A priori gradients in the analysis of space geodetic observations J Böhm, L Urquhart, P Steigenberger, R Heinkelmann, V Nafisi, H Schuh Reference frames for applications in geosciences, 105-109, 2013 | 16 | 2013 |
| Assessment of tropospheric slant factor models: comparison with three dimensional ray-tracing and impact of geodetic positioning L Urquhart | 11 | 2023 |
| Global assessment of UNB’s online precise point positioning software L Urquhart, MC Santos, CA Garcia, RB Langley, RF Leandro Earth on the Edge: Science for a Sustainable Planet: Proceedings of the IAG …, 2013 | 10 | 2013 |
| Development of a VMF1-like service at UNB L Urquhart, MC Santos Retrieved from, 2011 | 9 | 2011 |
| Spartn: The first open gnss data standard that enables safe and accurate gnss localization for automotive applications K Ferguson, L Urquhart, R Leandro Proceedings of the 33rd International Technical Meeting of the Satellite …, 2020 | 6 | 2020 |
| Impact of a priori gradients on VLBI-Derived terrestrial reference frames J Böhm, H Spicakova, L Urquhart, P Steigenberger, H Schuh Proceedings of the 20th meeting of the European VLBI group for geodesy and …, 2011 | 6 | 2011 |
| Nexteq's Integer Ambiguity-Resolved Precise Point Positioning System L Urquhart, Y Zhang, S Lee, J Chan Proceedings of the 25th International Technical Meeting of the Satellite …, 2012 | 5 | 2012 |
| Troposphere delay modeling based on numerical weather models J Böhm, H Schuh, L Urquhart, P Steigenberger, M Santos Proceedings of the 3rd International Colloquium-Scientific and Fundamental …, 2011 | 4 | 2011 |
| GPS/GIOVE integrated precise point positioning performance evaluation W Cao, A Hauschild, P Steigenberger, R Langley, L Urquhart, M Santos, ... ION 2010 International Technical Meeting, 2010 | 4 | 2010 |
| Integrity for high accuracy GNSS correction services L Urquhart, R Leandro, P Gonzales Proceedings of the 2019 International Technical Meeting of The Institute of …, 2019 | 2 | 2019 |
| Fitting of NWM Ray-traced slant factors to closed-form tropospheric mapping functions L Urquhart, M Santos, F Nievinski Geodesy for Planet Earth: Proceedings of the 2009 IAG Symposium, Buenos …, 2012 | 1 | 2012 |
