pp 1127-30 of 12th International Conference on Cosmic Rays. Vol. 3. Hobart, Australia International Union of Pure and Applied Physics (1971).; Other Information: From 12. international conference on cosmic rays; Hobart, Australia (16 Aug 1971). See CONF-710807--(Vol.3). Orig. Receipt Date: 30-JUN-73; Bib. Info. Source: AUS (Australia (sent to DOE from))