Septiani, A.D. et al. 2022. Pengembangan Instrumen Evaluasi Tes Two-Tier Multiple Choice Berbasis Literasi Sains Siswa Kelas VII Pada Tema Hujan Asam: (Development of Two-Tier Multiple Choice Test Evaluation Instruments Based on Science Literacy for Class VII Students on Acid Rain Theme). BIODIK. 8, 1 (Apr. 2022), 167–174. DOI:https://doi.org/10.22437/bio.v8i1.17305.