TY - BOOK TI - Tritium in the physical and biological sciences U1 - P 574.19 TRI 1962 V-1 PY - 1962/// CY - Vienna PB - International atomic energy agency vienna KW - Distribution of tritium in nature, methods of enrichment and applications in hydrology N1 - Includes index; Tritium geophysics -- the tritium content of atmospheric methane ER -