WIPRÄCHTIGER, M.; STAHNS, R.; SCHURIG, M.; RIEGLER, S.; HARCSA, R. Subject-specific quality profiles of spelling instruction in Germany and Switzerland. Swiss Journal of Educational Research, [S. l.], v. 45, n. 3, p. 228–241, 2023. DOI: 10.24452/sjer.45.3.1. Disponível em: https://sjer.ch/article/view/8843. Acesso em: 3 mar. 2024.