00766naa#a2200205#i#450# EN\\bibl\37417 20240514020938.2 2588-0071 20200424b2020####ek#y0engy0150####ca RU Problems of increasing the profitability of Russian commercial banks Journal article Nizhny Novgorod Nizhny Novgorod Academy of the Ministry of the Interior of Russia 2020 6 с. Journal article local Экономика. Экономические науки. 33 Экономика. Экономические науки. 65 bbk Bobryshev Aleksey Nikolaevich Shamrina Svetlana Yu. Frolov Aleksandr V. namvd.editorum.ru