Ratnawati, R., T. D. S. Riza, and A. Wafi. “THE SCHOOL PRINCIPAL’S STRATEGY IN ENHANCING ACADEMIC ACHIEVEMENT OF STUDENTS THROUGH OLYMPIAD COACHING AT STATE JUNIOR HIGH SCHOOL 1 GALIS”. Re-JIEM (Research Journal of Islamic Education Management), Vol. 6, no. 2, Dec. 2023, pp. 247-61, doi:10.19105/re-jiem.v6i2.12277.