VIITSO, T.-R. Expressions of obligation, duty, and necessity in Livonian. Eesti ja soome-ugri keeleteaduse ajakiri. Journal of Estonian and Finno-Ugric Linguistics, Tartu, Estonia, v. 5, n. 1, p. 193–214, 2014. DOI: 10.12697/jeful.2014.5.1.10. Disponível em: https://ojs.utlib.ee/index.php/jeful/article/view/jeful.2014.5.1.10. Acesso em: 25 apr. 2024.