Aini, Hikmah, et al. “Analysis of Students’ Cognitive Conceptual Understanding on Temperature and Heat Material Using a Four-Tier Multiple Choice Diagnostic Test”. Lensa: Jurnal Kependidikan Fisika, vol. 13, no. 1, May 2025, pp. 73-83, doi:10.33394/j-lkf.v13i1.15822.