Editorial preface to the first volume of Journal of Applied Engineering Science & Technology. Journal of Applied Engineering Science & Technology, [S. l.], v. 1, n. 1, 2015. DOI: 10.69717/jaest.v1.i1.9. Disponível em: https://journals.univ-biskra.dz/index.php/jaest/article/view/9.. Acesso em: 20 sep. 2024.