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@article{KJM_2009_32_1_a5, author = {Yuji Liu}, title = {Periodic solutions of fourth-order functional differential equations with $p${-Laplacian}}, journal = {Kragujevac Journal of Mathematics}, pages = {61 - 73}, publisher = {mathdoc}, volume = {32}, number = {1}, year = {2009}, zbl = {1199.34352}, url = {http://geodesic.mathdoc.fr/item/KJM_2009_32_1_a5/} }
Yuji Liu. Periodic solutions of fourth-order functional differential equations with $p$-Laplacian. Kragujevac Journal of Mathematics, Tome 32 (2009) no. 1. http://geodesic.mathdoc.fr/item/KJM_2009_32_1_a5/