PAPROCKI, Wojciech. Digital Economy as an Environment for Virtual Platform Operators. Journal of Management and Financial Sciences, [S. l.], n. 30, p. 11–26, 2019. DOI: 10.33119/JMFS.2017.30.1. Disponível em: https://econjournals.sgh.waw.pl/JMFS/article/view/738. Acesso em: 22 dec. 2024.