TY  - BOOK
AU  - Middleditch,Brian S.
TI  - Practical mass spectrometry: a contemporary introduction 
SN  - 0306402300
U1  - 545.33 
PY  - 1979///
CY  - New York
PB  - Plenum Press, 
KW  - ESPECTROMETRIA DE MASAS
ER  -