Brittle matrix composites 3 proceedings of the European Mechanics Colloquium 204 "Structure and Crack Propagation in Brittle Matrix Composite Materials" held at Staszic Palace, Warsaw, Poland, 17-19 Spetmeber 1991 ; edited by A.M. Brandt and I.H. Marshall. - Brandt, Andrzej Marek; Marshall, I. H. (Ian H.) (Elsevier Applied Science Publishers, 1991)