المصدر: A very needed book في منتدى : قسم الرياضيات I need the following book Methods for Analysis of Nonlinear Elliptic Boundary Value Problems I. V. Skrypnik Translations of Mathematical Monographs 1994; 348 pp; hardcover Volume: 139 I tried so much in many laces but I cannot obtain it. Ther exists only few parts of it in books.google.com Please Help me to obtain this book. Thank you in advance