TY - BOOK AU - Draganić, Ivan G AU - Adloff, J. P AU - Draganić, Zorica D TI - Radiation and radioactivity on earth and beyond SN - 849386756 SN - 92046189 U1 - 539.7 DRA PY - 1993/// CY - Boca Raton, FL PB - CRC Press KW - Astrophysics KW - Earth sciences KW - Ionizing radiation KW - Radioactivity N1 - Includes bibliographical references and index ER -