Arul, R. and Shobha, V. (2016) “Oscillation of Second Order Quasi-linear Differential Equation with Several Neutral Terms”, Journal of Progressive Research in Mathematics, 7(2), pp. 975-981. Available at: http://www.scitecresearch.com/journals/index.php/jprm/article/view/626 (Accessed: 14May2024).