Abdlsameea, M. ., M. . A. . Nwir, and L. T. Ramdan. “MODELLING OF DIE-LESS TUBE SINKING PROCESS USING A COMBINED PRESSURE UNIT, THEORETICAL PREDICTIONS”. ـJournal of Engineering Research and Applied Science, vol. 4, no. 2, Dec. 2018, pp. 46-69, https://ceh.edu.ly/JERAS/index.php/j/article/view/88.