Zulfikri, Alfauzan, Danika Khoirunnisa, Saqinatul Zahra, and Nuriana (Nino Adhi). “Penerapan Konsep Kekekalan Volume Sesuai Dengan Teori Piaget”. PRISMA, Prosiding Seminar Nasional Matematika 6 (February 28, 2023): 137-140. Accessed December 19, 2024. https://journal.unnes.ac.id/sju/prisma/article/view/66717.