LITERATURE REVIEW: THE EFFECT OF THE STAD-TYPE COOPERATIVE LEARNING MODEL ON STUDENTS’ LEARNING OUTCOMES IN THE MATERIAL ON THE MEANING OF THE UNITARY STATE OF THE REPUBLIC OF INDONESIA FOR FOURTH-GRADE ELEMENTARY SCHOOL STUDENTS. Jurnal Merah Putih Sekolah Dasar, The Indonesian Journal of Primary School Education [Internet]. 2024 Sep. 24 [cited 2026 Apr. 7];2(1):11-2. Available from: https://jurnal.unimed.ac.id/2012/index.php/jmpsd/article/view/60217