BALS, Berit Anne. The acquisition of grade alternation in North Saami. Nordlyd, Tromsø, Norway, v. 32, n. 1, 2005. DOI: 10.7557/12.56. Disponível em: https://septentrio.uit.no/index.php/nordlyd/article/view/56. Acesso em: 21 apr. 2026.