MITSUHARA, Hiroyuki; SHISHIBORI, Masami. Prototype Digital Signage System for Learning Material Delivery Focusing on Student Friendship. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 15, n. 22, p. pp. 161–176, 2020. DOI: 10.3991/ijet.v15i22.14171. Disponível em: https://online-journals.org/index.php/i-jet/article/view/14171. Acesso em: 2 may. 2024.