共 50 条
- [41] FIELD-IONIZATION MASS-SPECTROMETRY FOR CHARACTERIZING COALS AND COAL-DERIVED LIQUIDS ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1992, 204 : 40 - FUEL
- [45] DISTINCTION OF COALS AND THEIR EXTRACTS BY FIELD-IONIZATION MASS-SPECTROMETRY AND PATTERN-RECOGNITION FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1986, 323 (05): : 450 - 454
- [47] CHEMICAL IONIZATION AND FIELD DESORPTION MASS-SPECTROMETRY OF GENTAMICINS BIOMEDICAL MASS SPECTROMETRY, 1976, 3 (05): : 232 - 234