Ulil Albab, Irkham, Farida Nursyahidah, and Eko Retno Mulyaningrum. 2025. “Students’ Informal Strategy on Calculating the Volume of Three-Dimensional Shapes in STEM Learning Project: Design Bakpia Carton”. Metaverse: Journal of Mathematics Teacher Professional Development Research 1 (1):12-21. https://journal.unesa.ac.id/index.php/metaverse/article/view/42961.