Salhin EA, Salma Din UK, Ahmad RR, Noorani MSM. NEW OSCILLATION THEOREMS FOR SECOND ORDER NONLINEAR DIFFERENTIAL EQUATIONS USING THE INTEGRAL AVERAGING TECHNIQUE. edujournal [انترنت]. 14 يناير، 2023 [وثق 2 مايو، 2024];1(1):244-55. موجود في: https://journal.su.edu.ly/index.php/edujournal/article/view/608