KAHAN, J. .; ŽIAKOVÁ, . E. LONELINESS AND PREDICTIVE MODELS OF MULTIPLE RISK BEHAVIOR OF ADOLESCENTS IN THE CONTEXT OF ECOSYSTEM METATHEORY AND VIRTUAL INTERNET SPACE. Proceedings of CBU in Social Sciences, [S. l.], v. 2, p. 172-183, 2021. DOI: 10.12955/pss.v2.218. Disponível em: https://ojs.cbuic.cz/index.php/pss/article/view/218. Acesso em: 5 nov. 2026.