| Absolute positioning with single-frequency GPS receivers O Øvstedal GPS Solutions 5 (4), 33-44, 2002 | 183 | 2002 |
| Precise orbit determination and point positioning using GPS, Glonass, Galileo and BeiDou J Tegedor, O Øvstedal, E Vigen | 116 | 2014 |
| An approach for instantaneous ambiguity resolution for medium-to long-range multiple reference station networks G Hu, DA Abbey, N Castleden, WE Featherstone, C Earls, O Ovstedal, ... GPS Solutions 9, 1-11, 2005 | 64 | 2005 |
| Contribution of Differential GPS and GLONASS Observations to Point Accuracies under Forest Canopies RL Næsset, E., Bjerke E., Øvstedal O. Photogrammetric Engineering & Remote Sensing 66 (4), 403-408, 2000 | 57* | 2000 |
| Triple carrier precise point positioning (PPP) using GPS L5 J Tegedor, O Øvstedal Survey review 46 (337), 288-297, 2014 | 31 | 2014 |
| First results from virtual reference station (VRS) and precise point positioning (PPP) GPS research at the western Australian Centre for Geodesy N Castleden, GR Hu, DA Abbey, D Weihing, O Øvstedal, CJ Earls, ... Journal of Global Positioning Systems 3 (1-2), 79-84, 2004 | 30 | 2004 |
| Surveying using GPS precise point positioning O Ovstedal, NS Kjorsvik, JGO Gjevestad XXII International FIG Congress, Munich, Germany, 2006 | 20 | 2006 |
| Handling of the tropospheric delay in kinematic precise point positioning NS Kjørsvik, JGO Gjevestad, O Øvstedal Proceedings of the 19th international technical meeting of the satellite …, 2006 | 19 | 2006 |
| Estimation of Galileo Uncalibrated Hardware Delays for Ambiguity‐Fixed Precise Point Positioning J Tegedor, X Liu, K De Jong, M Goode, O Øvstedal, E Vigen Navigation: Journal of The Institute of Navigation 63 (2), 173-179, 2016 | 18 | 2016 |
| The effect of different tropospheric models on precise point positioning in kinematic mode ABO Jensen, O Ovstedal Survey Review 40 (308), 173-187, 2008 | 18 | 2008 |
| Development of a regional ionosphere model for Norway ABO Jensen, O Ovstedal, G Grinde Proceedings of the 2008 National Technical Meeting of The Institute of …, 2008 | 17 | 2008 |
| Kinematic precise point positioning during marginal satellite availability NS Kjørsvik, O Øvstedal, JGO Gjevestad Observing our changing earth, 691-699, 2009 | 11 | 2009 |
| Real-time precise point positioning using BeiDou J Tegedor, K de Jong, X Liu, E Vigen, O Øvstedal IAG 150 Years: Proceedings of the IAG Scientific Assembly in Postdam …, 2016 | 9 | 2016 |
| Single processed independent and trivial vectors in network analysis O ∅vstedal Journal of surveying engineering 126 (1), 18-25, 2000 | 8 | 2000 |
| Using the virtual reference stations (VRS) concept for long-range airborne GPS kinematic positioning GR Hu, O Ovstedal, WE Featherstone, N Castleden, CJ Earls, DA Abbey Survey Review 40 (307), 83-91, 2008 | 6 | 2008 |
| Bruk av NGO koordinater på håndholdte GPS mottakere GH Strand, O Øvstedal Kart og Plan 63, 19-27, 2003 | 6 | 2003 |
| An empirical comparison between absolute satellite positioning methods and differential methods in a maritime environment O Ovstedal, AE Ofstad, KT Haustveit, O Kristiansen Proceedings of the 15th International Technical Meeting of the Satellite …, 2002 | 6 | 2002 |
| Comparison between multi-constellation ambiguity-fixed PPP and RTK for maritime precise navigation J Tegedor, X Liu, O Ørpen, N Treffers, M Goode, O Øvstedal Journal of Applied Geodesy 9 (2), 73-80, 2015 | 5 | 2015 |
| Multi-constellation precise point positioning including GPS, GLONASS, Galileo and BeiDou J Tegedor, T Melgard, O Øvstedal, E Vigen GNSS PPP workshop 11, 2013 | 4 | 2013 |
| The contribution of GLONASS and Galileo to kinematic GPS precise point positioning JGO Gjevestad, O Ovstedal, NS Kjorsvik Proceedings of the 20th International Technical Meeting of the Satellite …, 2007 | 4 | 2007 |
