MATTER, F. Front Matter Vol 6 No 1, 2020. Record and Library Journal, [S. l.], v. 6, n. 1, 2020. DOI: 10.20473/rlj.V6-I1.2020.%p. Disponível em: https://e-journal.unair.ac.id/RLJ/article/view/19132. Acesso em: 4 aug. 2024.