EDITOR. Preface. Proceedings Series on Physical & Formal Sciences, [S. l.], v. 6, p. i-vi, 2023. DOI: 10.30595/pspfs.v6i.874. Disponível em: https://conferenceproceedings.ump.ac.id/pspfs/article/view/874. Acesso em: 15 oct. 2024.