B. Šarčević, Ivan. “PROFESSIONAL DEVELOPMENT IN FUNCTIONAL BASIC EDUCATION OF ADULTS – APPLICATION OF THE ACTION RESEARCH MODEL”. Methodology in Education: Theory and Practice 27, no. 1 (October 20, 2025): 20–33. Accessed June 17, 2026. https://metodickateorijaipraksa.rs/index.php/mtp/article/view/7.