%0 Journal Article
%A N. V. Pirogova
%T Reflection spectra of polycrystalline cadmium sulphide films at $77,3^\circ$~К
%J Doklady Akademii Nauk
%D 1961
%P 1413-1415
%V 139
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1961_139_6_a40/
%G ru
%F DAN_1961_139_6_a40