BURHANI, B. “PENDEKATAN TEBAR PESONA TIM OLIMPIADE SAINS DI SMAN TITIAN TERAS HAS ”. EDUCATIONAL : Jurnal Inovasi Pendidikan & Pengajaran , vol. 1, no. 3, Aug. 2021, pp. 107-13, doi:10.51878/educational.v1i3.369.