@article{05692267, title = {The problem of scattering by a mixture of cracks and obstacles.}, journal = {Boundary Value Problems [electronic only]}, volume = {2009}, year = {2009}, doi = {10.1155/2009/524846}, zbl = {1190.78003}, language = {en}, url = {http://dml.mathdoc.fr/item/05692267} }
Yan, Guozheng. The problem of scattering by a mixture of cracks and obstacles.. Boundary Value Problems [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/524846. http://gdmltest.u-ga.fr/item/05692267/