VALENZUELA, E.; AYALA, C. Homophily, Selection, and Influence in a Longitudinal Study of Drugs in School Population. Psykhe, [S. l.], v. 20, n. 2, p. 101–114, 2011. DOI: 10.4067/S0718-22282011000200009. Disponível em: https://revistadisena.uc.cl/index.php/psykhe/article/view/20653. Acesso em: 27 jul. 2024.