Fundamental tools to be used in environmental problems = Outils fondamentaux utilises pour resoudre les problemes d'environnement : abstracts, resumes, analytiques.
Congress of the International Association for Hydraulic Research(16th :1975 :S~ao Paulo)mn
International Association for Hydraulic Research.cn
S~ao Paulo : IAHR,
1976.
Text in French and English.
Hydraulics