GUDONIS, Vytautas. Doctoral thesis “The development of teenagers’ social skills" by Rita Raudeliūnaitė. Acta Paedagogica Vilnensia, [S. l.], v. 18, p. 208–209, 2007. DOI: 10.15388/ActPaed.2007.18.9673. Disponível em: https://www.journals.vu.lt/acta-paedagogica-vilnensia/article/view/9673.. Acesso em: 5 may. 2024.