Boukendakdji, M., M. Touahmia, and M. Achour. “Comparative Study of Prestress Losses”. Engineering, Technology & Applied Science Research 7, no. 3 (June 12, 2017): 1633–1637. Accessed July 18, 2024. https://etasr.com/index.php/ETASR/article/view/1172.