Jaffar, A.A., Abass, S.J. and M. Mukhtar, S.S. (2010) “The Stress Distribution on the Zygapophyseal Joint of Lumbar Vertebra by ANSYS Program”, Al-Khwarizmi Engineering Journal, 6(3), pp. 85–91. Available at: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/505 (Accessed: 19 July 2026).