1.
Nurhakikah U, Hayaturraiyan H. INCREASING MATHEMATICS LEARNING OUTCOMES SPEED MATERIALS USING GROUP INVESTIGATION COOPERATIVE MODELS. J.Muta`aliyah.pgmi [Internet]. 2021Aug.23 [cited 2025Dec.21];1(2):96-108. Available from: https://journal.staidk.ac.id/index.php/almutaliyah/article/view/266