MATTER, F. Front Matter Vol 4 No 1, 2018. Record and Library Journal, [S. l.], v. 4, n. 1, 2019. DOI: 10.20473/rlj.V4-I1.2018.%p. Disponível em: https://e-journal.unair.ac.id/RLJ/article/view/19190. Acesso em: 4 agu. 2024.