TY - BOOK ED - Commission Internationale des Grands Barrages = International Comission on Large Dams TI - Position paper on dams and environment T2 - Bulletin CIGB/ICOLD SN - 0534-8293 PY - 1997/// CY - Paris PB - CIGB/ICOLD KW - Engenharia civil KW - Barragens KW - TA760 ER -