BALELLO, Lucia; FISCHETTI, Raffaele. Some notes on observation. Gruppi - Open Access, [S. l.], n. 1, 2022. DOI: 10.3280/gruoa1-2021oa14020. Disponível em: https://journals.francoangeli.it/index.php/gruoa/article/view/14020. Acesso em: 3 jul. 2024.