SOEPARNO, K. .; ANDAYANI , B. . Two of the four great thinkers from Yogyakarta: Ki Hadjar Dewantara and Ki Ageng Suryomentram, humanitarian fighter and initiator of cultured character education. International Conference on Indigenous Psychology and Culture, [S. l.], v. 1, n. 1, p. 1–11, 2023. Disponível em: https://seminar.ustjogja.ac.id/index.php/icipc/article/view/788. Acesso em: 17 apr. 2024.