ZUO, La; SHESTAK, Viktor; VLASOVA, Svetlana; ISLAMOV, Artem. Retracted Article: Efficiency of Outsourcing and Outstaffing Mechanisms Based on MOOCs in the Market of Entrepreneurial Education Services. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 16, n. 02, p. pp. 135–148, 2021. DOI: 10.3991/ijet.v16i02.18821. Disponível em: https://online-journals.org/index.php/i-jet/article/view/18821. Acesso em: 29 mar. 2024.