Shofiyuddin, Muh., Sutama Sutama, Harun Joko Prayitno, and Santi Andriyani. 2025. “Arithmetic-Grammar: The Development of Learning Model in Tenses”. International Conference on Education for All 3 (1):10-18. http://proceedings.alptkptm.org/index.php/iceduall/article/view/70.