ČOP, Bojan. Beiträge zur indogermanischen Wortforschung (VII)ge zur indogermanischen Wortforschung (VII). Linguistica, Ljubljana, SI, v. 9, n. 2, p. 187–196, 1969. DOI: 10.4312/linguistica.9.2.187-196. Disponível em: https://journals.uni-lj.si/linguistica/article/view/5784. Acesso em: 17 feb. 2025.