Purba, Joy Anwar, and Kurnia Putri Sepdikasari Dirgantoro. “PENERAPAN MODEL PEMBELAJARAN DISCOVERY LEARNING BERBASIS SMARTPHONE UNTUK MENGUPAYAKAN MINAT BELAJAR PADA PEMBELAJARAN MATEMATIKA [APPLICATION OF SMARTPHONE-BASED DISCOVERY LEARNING MODELS TO CREATE INTEREST IN LEARNING MATHEMATICS]”. JOHME: Journal of Holistic Mathematics Education, vol. 7, no. 2, Dec. 2023, pp. 244-55, doi:10.19166/johme.v7i2.6386.