@article{DAN_1980_251_5_a4,
     author = {V. V. Katrakhov},
     title = {Isometric transmutation operators and the spectral function for a class of one-dimensional singular pseudodifferential operators},
     journal = {Doklady Akademii Nauk},
     pages = {1048--1051},
     publisher = {mathdoc},
     volume = {251},
     number = {5},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_251_5_a4/}
}