%0 Journal Article %T Existence of Positive Solutions for Nonlocal Fourth-Order Boundary Value Problem with Variable Parameter %A Xiaoling Han %A Hongliang Gao %A Jia Xu %J Fixed Point Theory and Applications %D 2011 %I Springer %R 10.1155/2011/604046 %U http://dx.doi.org/10.1155/2011/604046