@article{DAN_1961_139_6_a40,
     author = {N. V. Pirogova},
     title = {Reflection spectra of polycrystalline cadmium sulphide films at $77,3^\circ${~{\CYRK}}},
     journal = {Doklady Akademii Nauk},
     pages = {1413--1415},
     publisher = {mathdoc},
     volume = {139},
     number = {6},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_139_6_a40/}
}