TY  - GEN
TI  - COLLOQUE D' ATHENES, 10-9 - 18-9 1961
U1  - 551.49 
PY  - 1961///
CY  - Gentbruggee (Belgique)
PB  - 
KW  - Water, Underground
KW  - Arid Regions. International Union Of Geodesy And Gephysics
N1  - Includes Bibliography; French Or English; At Head Of Title : International Union Of Geodsey And Geophysics
ER  -