TY - GEN
AU - Sigl, Rudolf
T1 - Activity of the Special Study Group No. 22, linked to Section II of International Association of Geodesy 1967 - 1971
CY - München
PY - 1971
PB - Beck
T3 - DGK: Veröffentlichungen B: Angewandte Geodäsie
VL - 190.