00589naa#a2200181#i#450# EN\RIOR\bibl\16416 20260101151808.4 2409-5087 20170718b2017####ek#y0engy0150####ca ENG RU The promise to marry: traditional and legal regulation in Russia and European countries Journal article Moscow Publishing Center RIOR 2017 4 с. Journal article local Теория государства и права. 10.07 grnti Yakushev Pavel Alekseevich zh-szf.ru