Al-Sharrad, Muayad A., Salem M. Al-Ani, and Adnan J. Zedan. 2017. “A Modified Suction-Controlled Triaxial Equipment”. Nahrain University College of Engineering Journal 18 (2): 152-58. https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/173.