ERIC, G.; GANAA, C.; NANGLAKONG, C. D. Readability Index Analysis on the Level at Which Students Write: A Case Study of Bolgatanga Polytechnic. International Journal of Current Innovations in Advanced Research, [S. l.], v. 1, n. 5, p. 20–28, 2023. Disponível em: https://ijciar.com/index.php/journal/article/view/42. Acesso em: 29 apr. 2026.