Kolenda, Darko, and Andrej Vidak. “Seeking the Right Balance Between Three Teaching Approaches: A Quasi-Experimental Study in the Context of Learning about Thermal Phenomena”. Bulletin of Chemists and Technologists of Bosnia and Herzegovina 57 (December 1, 2021): 1–8. Accessed October 5, 2026. https://www.glashem.pmf.unsa.ba/index.php/bctbh/article/view/287.