Kusuma HP, Susanta A, Sumardi H. THE EFFECT OF THE NUMBERED HEAD TOGETHER (NHT) COOPERATIVE LEARNING MODEL ON THE MATHEMATICS LEARNING OUTCOMES OF GRADE IX STUDENTS OF SMP NEGERI 6 BENGKULU CITY. GEOM APLL MATH [Internet]. 2024 Mar. 30 [cited 2026 Feb. 3];2(1):51-60. Available from: https://tesseract.nindikayla.com/index.php/home/article/view/28