Barra, G Time-dependent properties of isotactic polypropylene fibers. [electronic resource] - Annals of the New York Academy of Sciences Jun 1999 - 220-3 p. digital Publication Type: Journal Article ISSN: 0077-8923 Standard No.: 10.1111/j.1749-6632.1999.tb10422.x doi Subjects--Topical Terms: ElasticityKineticsPolypropylenes--chemistry