Battulga, Khongorzul, and Erdenetsetseg Sandui. “Determining the Competencies of Lifelong Education Teachers Using the Delphi Method”. Lavai - International Journal of Education 18, no. 27 (December 29, 2022): 35–51. Accessed October 27, 2025. https://test.mongoliajol.info/Lavai/article/view/2496.