DOUKAS, K. Effort vs Value for Money (VfM) How to maximize efficiency in services to ensure VfM. Advances in Social Sciences Research Journal, [S. l.], v. 8, n. 4, p. 305–308, 2021. DOI: 10.14738/assrj.84.10019. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/10019. Acesso em: 25 apr. 2024.