Hasanah, Dian, Wiji Wiji, Sri Mulyani, and Tuszie Widhiyanti. 2023. “Students’ Mental Model Profiles on Chemical Bonding Concept Using a Two-Tier Mental Model Diagnostic Test (TDM-Two-Tier) ”. Jurnal Penelitian Pendidikan IPA 9 (11):10466-74. https://doi.org/10.29303/jppipa.v9i11.3811.