APPLE-CHIARELLA, Vince; VARGAS, Tiffanye; MADRIGAL, Leilani. United States Soccer Referees’ Preferences for Continuing Education. Journal of Amateur Sport, [S. l.], v. 6, n. 2, p. 73–83, 2020. DOI: 10.17161/jas.v6i2.10212. Disponível em: https://journals.ku.edu/jams/article/view/10212.. Acesso em: 3 may. 2024.