Hasibuan, M. P., R. P. Sari, R. A. Syahputra, and N. Nahadi. “Application of Integrated Project-Based and STEM-Based E-Learning Tools to Improve Students’ Creative Thinking and Self-Regulation Skills”. Jurnal Penelitian Pendidikan IPA, vol. 8, no. 1, Jan. 2022, pp. 51-56, doi:10.29303/jppipa.v8i1.1050.