GRÄPPI, Christine; STEINER, Carina; LEEMANN, Adrian. Articulation of the STRUT vowel in L2 English speakers of Swiss German. Linguistik Online, Bern, v. 137, n. 5, p. 69–86, 2025. DOI: 10.13092/8r1v7v73. Disponível em: https://bop.unibe.ch/linguistik-online/article/view/12522. Acesso em: 8 dec. 2025.