00756naa#a2200181#i#450# EN\FGKOU VO SPBU MVD ROSSII\bibl\65691 20241223022521.1 2071-8284 20240328b2024####ek#y0engy0150####ca RUS RU Problematic aspects of the principles of the contract system in the field of state procurement under modern conditions Journal article St. Petersburg SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION 2024 6 с. Journal article local Гражданское право. Судопроизводство. 347 RUS Samsonova Ekaterina Valer'evna russianjournaldeviantbehavior.ru