"**»&; .- r "y£'|j : &M $^fel§s ; * -- '• •• V "*- ,J<1 * S *' ^ SOLID MECHANICS AND ITS APPLICATIONS J.R. WÜÜS (Ed.) IUTAM Symposium on Nonlinear Analysis of Fracture DISTRIBUTION Approved ier pu~: . Dis:ributic:i Unl;. KLÜWER ACADEMIC PUBLISHERS t4**:*-s