TY - BOOK AU - Porter,Q.N. TI - Mass spectrometry of heterocyclic compounds T2 - General heterocyclic chemistry series SN - 0471099015 U1 - 547.59 23 PY - 1985/// CY - New York PB - Wiley KW - Heterocyclic compounds KW - Spectra KW - Mass spectrometry N1 - Includes bibliographies and index ER -