Wati R, Siregar MAP. Improving Students’ Interest in Learning Mathematics as an Effect of Covid-19 Pandemic through Cooperative Model Peer Tutor Technique. J. Prisma. Sains [Internet]. 2024 Jan. 26 [cited 2025 Aug. 16];12(1):172-8. Available from: https://e-journal3.undikma.ac.id/index.php/prismasains/article/view/10568