00621naa#a2200205#i#450# EN\\bibl\1341 20240420140459.6 1995-042X 20140120b2014####ek#y0engy0150####ca RUS RU A Complex Approach to Centrifugal Pump Restoration and Modernization Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 8 с. Journal article local Lyubimova Aleksandra Sokolova Elena Korneev Aleksey Shilov Nikolay philosoph.editorum.ru