USHIDA, Eiko. Robo-Sensei Personal Japanese Tutor (Version 1.0). CALICO Journal, [S. l.], v. 24, n. 2, p. 408–420, 2013. DOI: 10.1558/cj.35263. Disponível em: https://journal.equinoxpub.com/Calico/article/view/17467.. Acesso em: 16 jul. 2024.