TY - BOOK AU - Surash, S , Davidson, D. H TI - Fatigue crack growth thershold concept , proceedings of the international symposium of fatigue crack growth threshold at the fall meeting of the metallurgical society in philadclphia SN - 089520-475-4 U1 - 620.1126 FAT'D PY - 1984/// CY - NEWYORK PB - AIME ER -