Fatmawati, Eka Nurviana, Neni Mariana, and Rooselyna Ekawati. 2025. “Ethnomathematics in Traditional Culinary Practice: Mathematical Concepts in the Preparation and Sale of Nasi Pecel Tumpang in Kediri, Indonesia”. Journal of Innovation and Research in Primary Education 4 (3):1242-50. https://doi.org/10.56916/jirpe.v4i3.1530.