%A Sun Jian-Ping %A Ren Qiu-Yan %A Zhao Ya-Hong %N 26 %P 1-8 %D 2010 %L acta42249 %O Bibliogr.: p. 7-8. %K NemlineĂĄris harmadrendĹą hĂĄrompontos hatĂĄrĂŠrtĂŠk problĂŠma %T The upper and lower solution method for nonlinear third-order three-point boundary value problem