Ayed E. Hashoosh, Mohsen Alimohammady, and Ghufran A. Almusawi. 2019. “Existence Results for Nonlinear Quasi-Hemivariational Inequality Systems”. University of Thi-Qar Journal 11 (4):90-109. https://jutq.utq.edu.iq/index.php/main/article/view/65.