ZAVGORODNIJ, Y. A translation of Katha Upanishad by Paul Ritter: an historico-philosophical context. Actual Problems of Mind, [S. l.], n. 12, p. 59–78, 2017. DOI: 10.31812/apd.v0i12.1776. Disponível em: https://journal.kdpu.edu.ua/apd/article/view/1776. Acesso em: 4 may. 2024.