@article{00733305, title = {A boundary value problem with a discontinuous coefficient and containing a spectral parameter in the boundary condition.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {18}, year = {1995}, pages = {133-140}, doi = {10.1155/S0161171295000172}, zbl = {0822.47001}, language = {en}, url = {http://dml.mathdoc.fr/item/00733305} }
Darwish, A.A. A boundary value problem with a discontinuous coefficient and containing a spectral parameter in the boundary condition.. International Journal of Mathematics and Mathematical Sciences, Tome 18 (1995) pp. 133-140. doi : 10.1155/S0161171295000172. http://gdmltest.u-ga.fr/item/00733305/