Sariayu, S., H. Hasratuddin, B. . Sinaga, and W. Rajagukguk. “Analysis of Students’ Mathematical Communication Skills On The Material of Two-Variable Linear Equation System With The Application of Bruner Theory”. Mathline : Jurnal Matematika Dan Pendidikan Matematika, vol. 9, no. 3, Aug. 2024, pp. 847-58, doi:10.31943/mathline.v9i3.664.