Bielewicz, Eugeniusz, and Jarosłlaw Goórski. “Reliability of Imperfect Structures (simple Non-Linear Models)”. Journal of Civil Engineering and Management 8, no. 2 (June 30, 2002): 83-87. Accessed November 25, 2024. https://mma.vgtu.lt/index.php/JCEM/article/view/9102.