Qin, Hui-Zeng, and Ren, Yongsheng. "Oscillation theorems for second-order damped nonlinear differential equations.." International Journal of Differential Equations 2009 (2009): Article ID 714357, 15 p.-Article ID 714357, 15 p.. <http://eudml.org/doc/227337>.
@article{Qin2009, author = {Qin, Hui-Zeng, Ren, Yongsheng}, journal = {International Journal of Differential Equations}, language = {eng}, pages = {Article ID 714357, 15 p.-Article ID 714357, 15 p.}, publisher = {Hindawi Publishing Corporation, New York}, title = {Oscillation theorems for second-order damped nonlinear differential equations.}, url = {http://eudml.org/doc/227337}, volume = {2009}, year = {2009}, }
TY - JOUR AU - Qin, Hui-Zeng AU - Ren, Yongsheng TI - Oscillation theorems for second-order damped nonlinear differential equations. JO - International Journal of Differential Equations PY - 2009 PB - Hindawi Publishing Corporation, New York VL - 2009 SP - Article ID 714357, 15 p. EP - Article ID 714357, 15 p. LA - eng UR - http://eudml.org/doc/227337 ER -