Hulu, Doni Berkat Tabah, Nesti Surya Astuti Zebua, Alianus Zalukhu, Herman Herman, Magdalena Susanti Telaumbanua, Hardi Tambunan, and Ruth Mayasari Simanjuntak. 2023. “Kemampuan Pemecahan Masalah Matematika Geometri Berbasis Multiple Solution ”. Innovative: Journal Of Social Science Research 3 (4):4026-37. https://j-innovative.org/index.php/Innovative/article/view/4010.