共 50 条
- [1] ISOTOPIC ANALYSIS OF NITROGEN BY MASS-SPECTROMETRY REVISTA DE CHIMIE, 1977, 28 (03): : 282 - 285
- [6] COMPARISON OF MASS-SPECTROMETRY AND EMISSION SPECTROMETRY FOR ISOTOPIC ANALYSIS OF NITROGEN INTERNATIONAL JOURNAL OF APPLIED RADIATION AND ISOTOPES, 1975, 26 (04): : 187 - 193
- [10] SULFUR ISOTOPES - CHEMICAL PREPARATION AND MASS-SPECTROMETRY GEOLOGISKA FORENINGENS I STOCKHOLM FORHANDLINGAR, 1981, 103 : 525 - 525