Masrida, M. (2018). Implementation Of Learning Concept Of R.A.N.I Model On Mastery Of Mathematics Material At Sdn 04 Koto Ranah Lesson 2015/2016. Jurnal Ilmiah Pendidikan Scholastic, 2(2), 140–148. https://doi.org/10.36057/jips.v2i2.275