Harpeningtyas, Rinayanti Budi, et al. “Implementation Design Thinking in Google Sites With TaRL-Approach to Improve Mathematical Problem-Solving Skills”. Mathline : Jurnal Matematika Dan Pendidikan Matematika, vol. 10, no. 4, Nov. 2025, pp. 893-12, doi:10.31943/mathline.v10i4.1029.