relation: http://acta.bibl.u-szeged.hu/42249/ title: The upper and lower solution method for nonlinear third-order three-point boundary value problem creator: Sun Jian-Ping creator: Ren Qiu-Yan creator: Zhao Ya-Hong date: 2010 type: Folyóirat type: NonPeerReviewed format: part language: hu identifier: http://acta.bibl.u-szeged.hu/42249/1/ejqtde_2010_026_001-008.pdf identifier: Sun Jian-Ping; Ren Qiu-Yan; Zhao Ya-Hong: The upper and lower solution method for nonlinear third-order three-point boundary value problem. (2010)