1. (a) Massenspektrometrische Strukturanalyse organischer Verbindungen. Verlag Chemie, Weinheim (1966).
2. (b) and Mass Spectrometry of Organic Compunds. Holden-Day, San Francisco (1967).
3. (c) Interpretation of Mass Spectra (3rd edn.) University Science Books, Mill Valley, California (1980).
4. (a) For a review see Mass Spectrometry, Specialist Periodical Reports, Vols 1-8, The Chemical Society, London (1971, 1973, 1975, 1977, 1979, 1981, 1983, 1985).
5. Organic Ions in the Gas Phase. I. The Cationated Cyclopropane Ring