@article{ZNSL_1989_179_a18,
     author = {V. P. Smyshlyaev},
     title = {Ray-mode representations of the {Green} function in a three-dimensional homogeneous waveguide},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {163--172},
     publisher = {mathdoc},
     volume = {179},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1989_179_a18/}
}