共 38 条
- [1] DIRECT CHEMICAL IONIZATION OF RELATIVELY INVOLATILE SAMPLES - APPLICATION TO UNDERIVATIZED OLIGOPEPTIDES [J]. ORGANIC MASS SPECTROMETRY, 1973, 7 (12): : 1353 - 1356
- [3] Beckey H. D., 1977, PRINCIPLES FIELD ION
- [6] SECONDARY ION MASS-SPECTROMETRY - NEW ANALYTICAL TECHNIQUE FOR BIOLOGICALLY IMPORTANT COMPOUNDS [J]. ORGANIC MASS SPECTROMETRY, 1977, 12 (09): : 595 - 597