%0 Journal Article %A Kang, Ping %A Wei, Zhongli %T Existence of positive solutions for systems of bending elastic beam equations %J Electronic journal of differential equations %D 2012 %V 2012 %U http://geodesic.mathdoc.fr/item/EJDE_2012__2012__a13/ %G en %F EJDE_2012__2012__a13