Riswana, Dwi Anggraeni, and Rusmini Rusmini. “PENGGUNAAN MODEL CONCEPTUAL CHANGE PADA INSTRUMEN THREE-TIER-TEST DAN LKPD”. Orbital: Jurnal Pendidikan Kimia, vol. 4, no. 2, Dec. 2020, pp. 150-69, https://doi.org/10.19109/ojpk.v4i2.6450.