Hadžibegović, Zalkida, and Suada Sulejmanović. 2014. “Fundamental Thermal Concepts Understanding: The First-Year Chemistry Student Questionnaire Results”. Bulletin of Chemists and Technologists of Bosnia and Herzegovina 42 (June): 21-30. https://www.glashem.pmf.unsa.ba/index.php/bctbh/article/view/122.