Namira, F., Azura, W., Miranda, A., Nisa, H., Silaban, S., Suyanti, R. D., & Darmana, A. (2020). Analysis of constraints and innovation of chemistry experiment implementation in high school in Deli Serdang, Indonesia. Jurnal Pendidikan Kimia, 12(3), 106–115. https://doi.org/10.24114/jpkim.v12i3.21159