(1)
Drobyshev, A.; Aldiyarov, A.; Sokolov, D.; Shinbayeva, A. Refractive Indices and Density of Cryovacuum-Deposited Thin Films of Methane in the Vicinity of the α–β-Transition Temperature. Fiz. Nizk. Temp. 2017, 43, 909-913.