KORAH, Fernoldion Juliano France; SENGKEY, Virginia Gabrella. Personality and Proficiency: Investigating How Extrovert-Introvert Traits Relate to English Speaking Performance. FOSTER: Journal of English Language Teaching, [S. l.], v. 6, n. 2, p. 66–75, 2025. DOI: 10.24256/foster-jelt.v6i2.242. Disponível em: http://foster.pbi-iainpalopo.ac.id/index.php/contents/article/view/242. Acesso em: 27 oct. 2026.