Gapparova Zulfiya Khurshidovna, Mutalov Shukhrat Akhmadzhanovich, Tursunov Tulkun Tursunovich, and Choriev Rustam Ergashevich, “USE OF HYDROCARBON REFRIGERATING AGENTS IN FREON-12 REPLACEMENTS”, Euro. Sch. J., vol. 2, no. 4, pp. 493-496, Apr. 2021.