Panjaitan, Hendrikson R, et al. “EFFORTS TO IMPROVE STUDENTS’ MATHEMATICAL COMMUNICATION ABILITIES BY IMPLEMENTING THE THINK-TALK-WRITE (TTW) LEARNING STRATEGY ON PLANE-SIDED SPACE TOPICS OF ELEMENTARY SCHOOL STUDENTS”. Algebra : Jurnal Pendidikan, Sosial Dan Sains, vol. 6, no. 1, Jan. 2026, pp. 51-57, https://doi.org/10.58432/9ngxbv41.