1. (a) Johns Hopkins University 1973;
2. (b) and Johns Hopkins University 1974.
3. (a) Ab-Initio MODPOT/VRDDO/MERGE Calculations and Electrostatic Molecular Potential Contour Maps: A. Large Carcinogens, Drugs and Biomolecules, B. Mechanism of Polymerization Initiation. An invited plenary lecture presented at the Symposium on Theory of Complex Systems of Chemical and Biological Interest, 7th Canadian Symposium on Theoretical Chemistry, Banff, Alberta, Canada, June 1980.