DR. RUBINA HANIF. DEVELOPMENT AND VALIDATION OF SCHADENFREUDE SCALE. Journal of Peace, Development and Communication, [S. l.], v. 5, n. 2, p. 267–283, 2021. Disponível em: https://pdfpk.net/ojs/index.php/jpdc/article/view/239. Acesso em: 27 aug. 2025.