00699naa#a2200193#i#450# EN\\bibl\40527 20220523204152.1 2073-1574 20201118b2020####ek#y0engy0150####ca RU Expected economic effect after installing variator for main engine cooling system pump Journal article Astrakhan Astrakhan State Technical University 2020 7 с. Journal article local Инженерное дело. Техника в целом. Транспорт. 62 Pokusaev Mikhail Nikolaevich Trifonov Alexei Viktorovich Ilyina Elena Georgievna vestnik.astu.org