@article{Svishchov_2006 author = {Yu. V. Svishchov}, title = {Regularization of a Boundary Value Problem of an Arbitrary Scalar Wave Diffraction by the Spherical Segment. The Neumann Problem}, journal = {Telecommunications and Radio Engineering}, issn = {0040-2508}, year = {2006}, volume = {65}, number = {11-15}, pages = {977--994} }