%0 Journal Article %T Green's Function for Discrete Second-Order Problems with Nonlocal Boundary Conditions %A Svetlana Roman %A Artū %A ras Š %A tikonas %J Boundary Value Problems %D 2011 %I Springer %R 10.1155/2011/767024 %U http://dx.doi.org/10.1155/2011/767024