Improving the efficiency of technological units for the production of high-quality motor fuels using fuzzy mathematics methodsBatyr Orazbayev, Ainur Zhumadillayeva, Shynar Kodanova, Sandugash Iskakova and Kulman OrazbayevaE3S Web Conf., 288 (2021) 01020DOI: https://doi.org/10.1051/e3sconf/202128801020