@article{IM2_2004_68_4_a0,
     author = {J. Ben Amara and A. A. Vladimirov},
     title = {On a~fourth-order problem with spectral and physical parameters in the boundary condition},
     journal = {Izvestiya. Mathematics },
     pages = {645--658},
     publisher = {mathdoc},
     volume = {68},
     number = {4},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2004_68_4_a0/}
}