Andrianingsih, V., Waluya, S. B. and Sugianto, S. (2019) “Mathematical Communication Ability Assessed By Student Self- efficacy In Learning The Two Stay Two Stray (TSTS) Model on Ability of Process Approach”, Unnes Journal of Mathematics Education Research, 10(A), pp. 140-146. Available at: https://journal.unnes.ac.id/sju/ujmer/article/view/36180 (Accessed: 21December2024).