TY - BOOK ED - International symposium on the use of isotope techniques in water resources development TI - Isotope techniques in water resources development T2 - Proceedings series SN - 9200400876 SN - 00741884 PY - 1987/// CY - Vienna PB - IAEA KW - ISOTOPOS RADIACTIVOS -APLICACIONES [HIDROLOGIA] -CONGRESOS N1 - Org. by IAEA in cooperation with the UNESCO; Bibliografía al final de cada artículo ER -