Inggriani, Nurwati N, Nurva D, Anjosia A, Nurlaila E. The Teacher’s Ability to Develop Diagnostic Instruments in Elementary School Mathematics Education. Affective [Internet]. 2024Nov.30 [cited 2025Apr.4];1(2):47-54. Available from: https://ojs.edutechpublishing.com/index.php/affective/article/view/39