TY JOUR TI RADIATIVE PROPERTIES OF GASEOUS HYDROCARBONS AND THEIR MIXTURES KW GASEOUS HYDROCARBON MIXTURES KW THERMAL EMISSIVITY KW SPECTRAL ABSORPTION BANDS KW GRAYSCALE APPROXIMATION JO Herald of Technological University AU , .. AU , .. AU , .. AU , .. AU Zarifov, A.R. PY 2026 IS 29 PB Kazan National Research Technological University