Selina, Selina, Rini Muharini, Ira Lestari, Masriani Masriani, and Rahmat Rasmawan. “Analysis of Understanding the Concept of Alkenes through the Three-Tier Multiple Choice Diagnostic Test Instrument”. Jurnal Penelitian Pendidikan IPA 10, no. 6 (June 30, 2024): 3463–3472. Accessed July 3, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/6510.