1. “Statistical Analysis of Fibrous Composite Strength Data,” Test Methods and Design Allowables for Fibrous Composites, Ed. p. 229, ASTM (1981).
2. Ph.D. Thesis, University of Delaware, Newark, DE (1983).
3. “A Statistical Theory of the Strength of Materials,” Ingeniors Vetenskaps Akademien Handlingar Nr. 151 Stockholm (1939) (in English).
4. “Strength, Safety, and Economical Dimensions of Structures,” Swedish State Committee for Building Research Bulletin No. 22 (1953), Stockholm; reprinted as Document D7: 1971.