DUBININA, M.; CHEBAN, Y.; HORBACH, S.; DUBININ, V. Improvement of organizational and documentary security of vacation. Technology audit and production reserves, [S. l.], v. 1, n. 4(39), p. 44–51, 2017. DOI: 10.15587/2312-8372.2018.124508. Disponível em: https://journals.uran.ua/tarp/article/view/124508. Acesso em: 15 aug. 2024.