TY - BOOK AU - Stemler,Elizabeth A. TI - Electron capture negative ion mass spectra of enviromental contaminants and related compounds SN - 0-89573-708-6 U1 - 628.5 PY - 1988/// CY - U.S.A. PB - VCH KW - Espectroscopia KW - Masa N1 - BIBLIOTECA: UACH-FCQ ER -