PAJĄK, Michał; MAZUR, Rafał; MASTERNAK, Sebastian; SKÓRZYŃSKA-DZIDUSZKO, Katarzyna. Popularity of marijuana among Polish students. Journal of Education, Health and Sport, [S. l.], v. 7, n. 9, p. 167–177, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/4799. Acesso em: 16 feb. 2025.