TY - BOOK AU - Porter,Q.N. TI - Mass spectrometry of heterocyclic compounds SN - 0471099015 : U1 - 547.59046 22 PY - 1985/// CY - New York PB - Wiley KW - Mass spectrometry KW - Heterocyclic compounds KW - Spectra N1 - "A Wiley-Interscience publication."; Includes bibliographies and index ER -