Mutmainnah M, Nusantara DS, Nguyen DT, Rohati R. A Book Review of Students’ Collaborative Problem Solving in Mathematics Classrooms: An Empirical Study. J.Math.Instr.Soc.Res.Opin. [Internet]. 2026 Nov. 8 [cited 2026 Nov. 9];5(4):2519–2530. Available from: https://journal-gehu.com/index.php/misro/article/view/1762