TY - BOOK ED - Panel on Use of Isotopes in Hydrology ED - International Atomic Energy Agency. TI - Isotope techniques for hydrology: report AV - HD9698.A1 I6 no.23 U1 - 551.48 PAN 1964 PY - 1964/// CY - Vienna PB - IAEA KW - Hydrology KW - Congresses KW - Research KW - Radioactive tracers KW - Radioisotopes KW - Industrial applications N1 - Includes bibliographical references ER -