1. (a) : Reactive Molecules: The Neutral Reactive Intermediate in Organic Chemistry, Wiley-Interscience, New York 1984;
2. (b) : Interstellar Chemistry, Academic Press, London 1984; c)
3. Organic molecules in space
4. (a) , , : Metastable Ions, Elsevier, Amsterdam 1973; b)
5. (Hrsg.): Gas Phase Ion Chemistry 54, Vol. 1–3, Academic Press, Orlando 1984;