CITKO, B. On the Distribution of -kolwiek ‘ever’ in Polish Free Relatives. Journal of Slavic Linguistics, Bloomington, IN, v. 18, n. 2, p. 221–258, 2021. Disponível em: http://ojs.ung.si/index.php/JSL/article/view/133. Acesso em: 7 dec. 2021.