CANNING, D. N.; MCLEAN, S.; VITTA, J. P. Rater judgments and word difficulty: Conceptualizing the substantive validity of the VST. Vocabulary Learning and Instruction, [S. l.], v. 11, n. 2, p. 30–37, 2022. DOI: 10.7820/vli.v11.2.canning. Disponível em: https://www.castledown.com/journals/vli/article/view/vli.v11.2.canning. Acesso em: 15 sep. 2026.