Khairunnisa, Restiana Pernanda, and Marhadi Saputro. 2022. “Conceptual Design of Ethnomathematics-Based Student Worksheets at The Keraton Kesultanan Kadariah Pontianak”. Indonesian Journal of Mathematics and Natural Science Education 3 (2):107-17. https://doi.org/10.35719/mass.v3i2.103.