@article{ZNSL_2008_354_a0,
     author = {V. M. Babich and N. V. Mokeeva},
     title = {On the scattering of the plane wave by transparent wedge},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--18},
     year = {2008},
     volume = {354},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2008_354_a0/}
}