Unified theories of elementary particles : critical assessment and prospects : proceedings of the Heisenberg Symposium, held in München, July 16-21, 1981 / edited by P. Breitenlohner and H.P. Dürr. (Lecture notes in physics)
Unified theories of elementary particles : critical assessment and prospects : proceedings of the Heisenberg Symposium, held in München, July 16-21, 1981 / edited by P. Breitenlohner and H.P. Dürr.