00602naa#a2200169#i#450# EN\\bibl\72438 20240524161200.5 2686-777X 20231219b2023####ek#y0engy0150####ca RU LUBRICANT ADDITIVE FOR DRILLING FLUIDS BASED ON LOCAL RAW MATERIALS Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2023 3 с. Journal article local Горное дело. 622 Scherbin Sergey Anatol'evich angtu.editorum.ru