00501naa#a2200157#i#450# EN\\bibl\51512 20240503180031.5 2078-5356 20220623b2022####ek#y0engy0150####ca RU Regulation of digital currencies in Germany Journal article Nizhny Novgorod Nizhny Novgorod Academy of the Ministry of the Interior of Russia 2022 3 с. Journal article local Biryukov Pavel Nikolaevich namvd.editorum.ru