1. "American Handbook of Synthetic Textiles," H.R. Mauersberger et al. New York, Textile Book Publishers, Inc., 1952, p. 1056.
2. Crease-Resistance and Cotton
3. Bunn, C.W., in "Fibre Science," 2nd Ed. J. M. Preston, ed. Manchester, England, The Textile Inst., 1953, p. 200.