1. In Intermolecular Interactions: From Diatomics to Biopolymers, Ed., John Wiley & Sons, Chichester, UK, 1978, p. 1.
2. In Intermolecular Interactions: From Diatomics to Biopolymers, Ed., John Wiley & Sons, Chichester, UK, 1978, p. 69.
3. and In Topics in Current Chemistry, vol. 93, Springer-Verlag, Berlin, 1980, p. 1.
4. Theoretical studies of van der Waals molecules and intermolecular forces
5. and CRC Reports in Molecular Theory, 1, 1 (1990).