PHINNEY, Jackie. Searching the Grey Literature: A handbook for searching reports, working papers, and other unpublished research. Journal of the Canadian Health Libraries Association / Journal de l’Association des bibliothèques de la santé du Canada, [S. l.], v. 40, n. 1, 2019. DOI: 10.29173/jchla29402. Disponível em: https://journals.library.ualberta.ca/jchla/index.php/jchla/article/view/29402. Acesso em: 18 may. 2024.