Raue, Erich, and Stephan Hahn. “Optimum Reinforcement Design of Concrete cross‐sections Considering Deformation Constraints”. Journal of Civil Engineering and Management 11, no. 1 (March 31, 2005): 65-71. Accessed December 23, 2024. https://jau.vgtu.lt/index.php/JCEM/article/view/8894.