Ella, M. Nawir, and Suhartono. “Implementation Of Scientific Approach Learning to Measurement Materials In Class VII Semester I Of SMP Negeri 7 Palangka Raya In The Academic Year 2018/2019”. GAMAPROIONUKLEUS, vol. 1, no. 2, Apr. 2021, pp. 84-94, doi:10.37304/jpmipa.v1i2.2559.