LYUBYAKIN, A. Structural and Functional Approach to Study of Psychological Loneliness. KnE Life Sciences, [S. l.], v. 4, n. 8, p. 567–576, 2018. DOI: 10.18502/kls.v4i8.3315. Disponível em: https://knepublishing.com/index.php/KnE-Life/article/view/3315. Acesso em: 13 aug. 2025.