Azizi MR, Pujiastuti E, Sugiman S. Various mathematics learning models for junior high school students’ mathematical representation ability: systematic literature review. J. Math Educ. Nusant. Wahana Publ. Karya Tulis Ilm. di Bid. Pendidik. Mat. 2025;11(1):171-184. doi:10.29407/jmen.v11i1.24896