Putra, Galih Tsaniya, and Arghob Khofya Haqiqi. “Pengembangan E-Modul Berbantuan Flip Builder Berbasis  Etnomatematika Budaya Islam Lokal Kudus Kelas VII”. Jurnal Pendidikan Matematika RAFA, vol. 8, no. 2, Dec. 2022, pp. 106-27, https://doi.org/10.19109/jpmrafa.v8i2.12366.