TENOPIR, C. Building Evidence of the Value and Impact of Library and Information Services: Methods, Metrics and ROI. Evidence Based Library and Information Practice, [S. l.], v. 8, n. 2, p. 270-274, 2013. DOI: 10.18438/B8VP59. Disponível em: https://journals.library.ualberta.ca/eblip/index.php/EBLIP/article/view/19527. Acesso em: 20 sep. 2020.