Widiawati NE, Nurdin N, Kurniatun TC. Data-Based Instructional Leadership: A Strategic Model for Improving Multidimensional Numeracy at the Junior High School Level. DIJEMSS [Internet]. 2026 Mar. 5 [cited 2026 May 22];7(3):3318-27. Available from: https://dinastipub.org/DIJEMSS/article/view/6067