@article{ZNSL_1969_15_a10,
     author = {N. V. Svanidze},
     title = {The correction member for the eigen frequencies of three-dimensional resonator with mirrors the general curvature of which not parallel},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {161--175},
     publisher = {mathdoc},
     volume = {15},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1969_15_a10/}
}