Determination of the free core nutation period from tidal gravity observations of the GGP superconducting gravimeter network Bernard DucarmeHe-Ping SunJian-Qiao Xu Original Article 19 September 2006 Pages: 179 - 187
Contribution of ionospheric irregularities to the error of dual-frequency GNSS positioning B. C. KimM. V. Tinin Original Article 21 September 2006 Pages: 189 - 199
Assessment of long-range kinematic GPS positioning errors by comparison with airborne laser altimetry and satellite altimetry Xiaohong ZhangRene Forsberg Original Article 29 September 2006 Pages: 201 - 211
An improved and extended GPS-derived 3D velocity field of the glacial isostatic adjustment (GIA) in Fennoscandia Martin LidbergJan M. JohanssonJames L. Davis Original Article 17 October 2006 Pages: 213 - 230