1. A Model of Leptons
2. Elementary particle theory: Relativistic groups and analyticity;Salam,1969
3. Partial-symmetries of weak interactions
4. R.D. Peccei, lectures given at 1987 Lake Louise Winter Institute, Lake Louise, Alberta, Canada, and references therein;
5. invited talk given at Int. Conf. on New theories in physics;Fritzsch,1988