Gea, M., Zebua, A., Telaumbanua, E. K., Gulo, E. P., Waruwu, I. N., Zebua, R. I. E. L., & Lase, N. K. (2026). Teacher Professionalism in Learning Implementation An Exploratory Study at SMP Negeri 5 Lahewa. GEN BIONIX: Jurnal Ilmiah Pendidikan Biologi, 4(2), 132–139. https://doi.org/10.56207/genbionix.v4i2.980