Haka, N. B., A. S. Rahayu, A. O. S. Pratama, H. Masya, and I. Rakhmawati. “The 9E Learning Cycle Model As a 21st Century Learning Solution: An Analysis of Its Impact on Improving High School Students’ Habits of Mind in Digestive System Material”. BIOEDUSCIENCE, vol. 9, no. 1, Apr. 2025, pp. 49-64, doi:10.22236/jbes/15106.