Introduction to mass spectrometry of organic compounds [by] A. A. Polyakova and R. A. Khmelʹnitskii. Translated from Russian by J. Schmorak. Vvedenie v mass-spektrometrii︠u︡ organicheskikh soedineniĭ. English Poli︠a︡kova, A. A. (Ada Aleksandrovna) Khmelʹnit︠s︡kiĭ, R. A. (Ri︠u︡rik Arkadʹevich), joint author. Mass spectrometry. Chemistry, Analytic. QD95 .P5713 545.33 19 POI Translation of Vvedenie v mass-spektrometrii︠u︡ organicheskikh soedinenii. Bibliography: p. 145-151. Jerusalem, Israel Program for Scientific Translations; Hartford, Conn., D. Davey, 1968. 1968. 1968 Text vi, 151 p. : eng engrus