A unified theory of elementary particles and forces.

Georgi, Howard2018-04-212018-04-212018-04-21http://hdl.handle.net/11693/43827Reprinted from Scientific American-- Vol244, no4 (April 1981), pp48-6317 pages: illustrationsEnglishRP00117A unified theory of elementary particles and forces.OffprintBILKUTUPRP00117