共 50 条
- [21] A NEW PHOTOGRAPHIC TECHNIQUE JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH, 1963, 22 (12): : 522 - &
- [24] SAMPLE MEASUREMENTS OF NATURAL RADIOACTIVITY OF COALS AND ROCKS SOVIET MINING SCIENCE USSR, 1978, 14 (01): : 77 - 81
- [26] RADIOACTIVITY OF MINERALS IN SOME ULTRABASIC ROCKS OF USSR GEOCHEMISTRY INTERNATIONAL USSR, 1969, 6 (06): : 1109 - &
- [28] RADIOACTIVITY AND ABSOLUTE AGE OF YOUNG VOLCANIC ROCKS GEOCHEMISTRY INTERNATIONAL USSR, 1967, 4 (04): : 639 - &
- [29] DEPENDENCE OF RADIOACTIVITY AND TRACE ELEMENT CONTENT IN SEDIMENTARY ROCKS ON MECHANICAL COMPOSITION OF ROCKS GEOCHEMISTRY INTERNATIONAL USSR, 1966, 3 (02): : 281 - &
- [30] Remarks on the technique of photographic spectrophotomery BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1926, 59 : 2606 - 2615