DRZEWIECKI, B. Harmony: psychological meaning today in reference to origins and context in the culture of the Middle Ages. Studia Psychologica: Theoria et praxis, [S. l.], n. 6, p. 249–260, 2006. Disponível em: https://czasopisma.uksw.edu.pl/index.php/sp/article/view/2631. Acesso em: 6 may. 2024.