The Eighteenth National Symposium on Fracture Mechanics Was Held on 25-27 June 1985 in Boulder Calarado - Philadelphia : Astm, c1988 - 111 p. : ill - ASTM Special Technical Publication ; No. 945 . Includes Bibliographical References and Index ISBN: 0803109490 ISSN: Subjects--Topical Terms: Fracture Mechanics Congresses Dewey Class. No.: 620.1126 / AME