Students’ Difficulties in Spelling Vowels: Case Study. Journal of Educational and Social Research, London, U.K., v. 14, n. 6, p. 356, 2024. DOI: 10.36941/jesr-2024-0178. Disponível em: https://www.richtmann.org/journal/index.php/jesr/article/view/14088.. Acesso em: 19 nov. 2024.