NASA CONTRACTOR REPORT NASA CR-2319 CO A STUDY OF CRACK CLOSURE IN FATIGUE by T. T. Shih and R. P. Wei Prepared by LEHIGH UNIVERSITY Bethlehem, Pa. for Langley Research Center NATIONAL AERONAUTICS AND SPACE ADMINISTRATION • WASHINGTON, D. C. • OCTOBER 1973
A STUDY OF CRACK CLOSURE IN FATIGUE
May 23, 2023
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