%0 Journal Article %A Esmail Yousefi %T A mixed problem for the fourth order degenerate ordinary differential equation %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2010 %P 16-19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2010_2_a2/ %G en %F UZERU_2010_2_a2