Elvaretta ND, Setyadi D. PENGEMBANGAN “FUNCTION MOBILE: FRACTION SERIES” UNTUK PENGENALAN KONSEP BILANGAN PECAHAN [DEVELOPMENT OF “FUNCTION MOBILE: FRACTION SERIES” FOR INTRODUCTION TO FRACTIONAL NUMBER CONCEPTS]. JOHME [Internet]. 3 december 2025 [geciteerd 14 november 2026];9(2):225-40. Beschikbaar op: https://ojs.uph.edu/index.php/JOHME/article/view/10172