Hani Subakti, Nur Agus Salim, Kiftian Hady Prasetya, & Siska Oktaviani. (2023). Does learning in mother tongue matter? Analysis of the Use of Kutai Language in Elementary Schools Learning. Elementary Education Online, 20(4), 421–426. Retrieved from https://ilkogretim-online.org/index.php/pub/article/view/5850