УСТЕНКО, А. О.; МАЛИНКА, О. Я. Target Subsystem of a Management System and Its Assessment. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry), [S. l.], v. 2, n. 14, p. 132–137, 2018. Disponível em: https://eung.nung.edu.ua/index.php/ecom/article/view/39. Acesso em: 7 may. 2024.