@article{EJDE_2000__2000__a32,
     author = {Denche,  M. and Marhoune,  A.L.},
     title = {High-order mixed-type differential equations with weighted integral boundary conditions},
     journal = {Electronic journal of differential equations},
     year = {2000},
     volume = {2000},
     zbl = {0967.35101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2000__2000__a32/}
}