00553naa#a2200169#i#4500001002000000005001700020011001400037100004100051102000700092200009700099210004600196215001000242608002700252675005400279700003500333856001500368EN\NORMA\bibl\3999720250218191538.2##a1605-6590##a20201021b2020####ek#y0engy0150####ca##aRU1#aEssence of a Contract and Consequences of Their Disagreement by ContractorseJournal article1#aMoscowcLegal publishing house Normd2020##a0 с.##aJournal article2local##aПраво. Юридические науки. 34#1aGruzdevgVladislav Viktorovich4#anaukaru.ru