Satellite antenna phase center errors: magnified threat to multi-frequency PPP ambiguity resolution Jianghui GengJiang GuoQiyuan Zhang Original Article 14 June 2021 Article: 72
Real-time interpolation of global ionospheric maps by means of sparse representation Heng YangEnric Monte-MorenoDavid Roma-Dollase Original Article 12 June 2021 Article: 71
On the finite element method for solving the oblique derivative boundary value problems and its application in local gravity field modelling Zuzana MinarechováMarek MacákKarol Mikula Original Article 11 June 2021 Article: 70
Real-time cascading PPP-WAR based on Kalman filter considering time-correlation Yang JiangYuting GaoGuanwen Huang Original Article 08 June 2021 Article: 69
Modeling the gravitational field by using CFD techniques Zhi YinNico Sneeuw Original Article Open access 02 June 2021 Article: 68
Analytical expressions and recurrence relations for the \(P_{n-1}(t) - P_{n + 1}(t)\) function, derivative and integral Dimitrios PiretzidisMichael G. Sideris Original Article 28 May 2021 Article: 67
Comparison and evaluation of high-resolution marine gravity recovery via sea surface heights or sea surface slopes Shengjun ZhangAdili AbulaitijiangJames R. Beale Original Article 27 May 2021 Article: 66
VLBI measurement of the vector baseline between geodetic antennas at Kokee Park Geophysical Observatory, Hawaii A. E. NiellJ. P. BarrettM. A. Titus Original Article Open access 27 May 2021 Article: 65
Multi-GNSS PPP/INS tightly coupled integration with atmospheric augmentation and its application in urban vehicle navigation Shengfeng GuChunqi DaiXiaoji Niu Original Article 26 May 2021 Article: 64
The results of 10th International Comparison of Absolute Gravimeters (ICAG-2017) Shuqing WuJinyang FengLishuang Mou Original Article 26 May 2021 Article: 63