PT - JOURNAL ARTICLE AU - Griggs, David Tressell TI - The strain elipsoid as a theory of rupture AID - 10.2475/ajs.s5-30.176.121 DP - 1935 Aug 01 TA - American Journal of Science PG - 121--137 VI - s5-30 IP - 176 4099 - http://www.ajsonline.org/content/s5-30/176/121.short 4100 - http://www.ajsonline.org/content/s5-30/176/121.full SO - Am J Sci1935 Aug 01; s5-30