JONES, C.; LEVIN, J. . S. Conditions on the Formation of Middles in Russian. Journal of Slavic Linguistics, Bloomington, IN, v. 18, n. 2, p. 291–335, 2021. Disponível em: http://ojs.ung.si/index.php/JSL/article/view/135. Acesso em: 7 dec. 2021.