ROUND-ROBIN INTERLAMINAR FRACTURE TESTING OF CARBON-FIBER-REINFORCED EPOXY AND PEEK COMPOSITES - DAVIES, P; KAUSCH, HH; WILLIAMS, JG; KINLOCH, AJ; CHARALAMBIDES, MN; PAVAN, A; MOORE, DR; PREDIGER, R; ROBINSON, I; BURGOYNE, N; FRIEDRICH, K; WITTICH, H; et al. (COMPOSITES SCIENCE AND TECHNOLOGY, 1992)