The Essence and Characteristics of Outsourcing. Economic journal of Lesya Ukrainka Volyn National University, [S. l.], v. 2, n. 6, p. 73–79, 2016. DOI: 10.29038/2411-4014-2016-02-73-79. Disponível em: https://www.echas.vnu.edu.ua/index.php/echas/article/view/257. Acesso em: 12 may. 2025.