Retno Wiratih, Hernawati W. “Teacher As a Transformer of Cognitive and Wisdom for Sustainable Character Development”. International Journal of Advance Research in Education & Literature (ISSN 2208-2441) 3, no. 4 (April 30, 2017): 01–11. Accessed April 14, 2025. https://nnpub.org/index.php/EL/article/view/592.