TY  - GEN
AU  - Ivanov, Kalcho ; Pechinov, Dimiter eds.
ED  - WATER EROSION : A BRIDGED PROCEEDINGS OF THE INTERNATIONAL IHP/MAB SYMPOSIUM ON WATER EROSION (1988 : Varna)
TI  - Water erosion
PY  - 1989///
CY  - Paris
PB  - Unesco
KW  - EROSION
KW  - WATER-EROSION
ER  -