Jawad Sharba, Bashar Ahmed, and Hussain Ali Mohamad. “EXISTENCE OF NONOSCILLATORY RELATIVELY BOUNDED SOLUTIONS OF SECOND ORDER NEUTRAL DIFFERENTIAL EQUATIONS”. Journal of Al-Qadisiyah for Computer Science and Mathematics 11, no. 2 (August 22, 2019): math 63–71. Accessed November 14, 2024. https://jqcsm.qu.edu.iq/index.php/journalcm/article/view/549.