“THE EFFECT OF NUMBERED HEAD TOGETHER (NHT) COOPERATIVE LEARNING MODEL ON MATHEMATICS LEARNING OUTCOMES OF FOURTH-GRADE STUDENTS AT SDN 101777 SAENTIS”, Jurnal Merah Putih Sekolah Dasar, The Indonesian Journal of Primary School Education, vol. 1, no. 3, pp. 87–93, Jan. 2024, doi: 10.24114/jmpsd.v1i3.56788.