TY  - GEN
TI  - ASSEMBLEE GENERALE DE HELSINKI, 25-7 -- 6-8 1960
U1  - 551.49 
PY  - 1960///
CY  - Gentbrugge (Belgique)
PB  - 
KW  - International Union Of Geodesy And Geophysics
N1  - Includes Bibliography; English And French; At Head Of Title : International Union Of Geodesy And Geophysics
ER  -