Jayanti RD, Nisak NM. Mathematics Pocketbook for Understanding Plane and Solid Shapes: Buku Saku Matematika untuk Memahami Bentuk Datar dan Ruang. ijemd [Internet]. 2025 May 5 [cited 2025 Dec. 14];20(2):10.21070/ijemd.v20i2.984. Available from: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/984