DIÓFÁSI-KOVÁCS, Orsolya; VALKÓ, László. Furthering sustainable development: The implementation of Green Procurement in Central and Eastern Europe Methods and Experiences from Hungarian Public and Private Organizations. Problemy Ekorozwoju, [S. l.], v. 10, n. 2, p. 115–126, 2015. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4915. Acesso em: 22 jul. 2024.