SHATUN, Volodimyr; POLTORAN, Irina. The main leadership competencies in public service system in developed countries of the world. Public Administration and Regional Development, [S. l.], n. 2, p. 427–444, 2018. DOI: 10.26693/pard2018.02.427. Disponível em: https://pard.mk.ua/index.php/journal/article/view/94. Acesso em: 16 jul. 2026.