%N 38 %K HatĂĄrĂŠrtĂŠk problĂŠma - pozitĂv megoldĂĄsok, Fixpont-elmĂŠlet, Banach-tĂŠr, MĂĄsodrendĹą impulzĂv integro-differenciĂĄlegyenlet %D 2010 %O Bibliogr.: 15. p. %L acta42261 %P 1-15 %A Lv Zhi-Wei %A Liang Jin %A Xiao Ti-Jun %T Multiple positive solutions for second order impulsive boundary value problems in Banach spaces