ÖZBEKLER, A. Et Al. 2011. Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients. APPLIED MATHEMATICS LETTERS , vol.24, no.7 , 1225-1230.

ÖZBEKLER, A., Wong, J. S. W., & Zafer, A., (2011). Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients. APPLIED MATHEMATICS LETTERS , vol.24, no.7, 1225-1230.

ÖZBEKLER, ABDULLAH, J. S. W. Wong, And AĞACIK ZAFER. "Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients," APPLIED MATHEMATICS LETTERS , vol.24, no.7, 1225-1230, 2011

ÖZBEKLER, ABDULLAH Et Al. "Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients." APPLIED MATHEMATICS LETTERS , vol.24, no.7, pp.1225-1230, 2011

ÖZBEKLER, A. Wong, J. S. W. And Zafer, A. (2011) . "Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients." APPLIED MATHEMATICS LETTERS , vol.24, no.7, pp.1225-1230.

@article{article, author={ABDULLAH ÖZBEKLER Et Al. }, title={Forced oscillation of second-order nonlinear differential equations with positive and negative coefficients}, journal={APPLIED MATHEMATICS LETTERS}, year=2011, pages={1225-1230} }