TY  - BOOK
ED  - Congres Geologique International
TI  - L' hydrogeologie des regions arides et sub-arides: fascicule viii 
U1  - 551 
PY  - 1953///.
CY  - Alger: 
PB  - [s.n.], 
KW  - Hydrogeology
N1  - Includes bibliographical references (p. 42)
ER  -