Abdulakhat Djalilov Turopovich, N.U.N.F.N.N. 2020. RESEARCH OF GAS CHROMATOGRAM / MASS SPECTRAL ANALYSIS AT THE FERGHANA OIL REFINERY WITHOUT ADDING MODIFIERS OF THE COMPOSITION OF A STABLE CATALYZATE WITH A COMPONENT OF AUTOMOBILE GASOLINE. International Journal of Advanced Science and Technology. 29, 3s (Mar. 2020), 908 - 917.