Fatmanissa N, Yuli Eko Siswono T, Lukito A, Ismail. Utilizing Decision-making Task: Students’ Mathematical Justification in Collaborative Problem Solving. AIEM [Internet]. 2024 Oct. 31 [cited 2026 Jul. 21];(26):85-103. Available from: https://aiem.es/aiem/article/view/v26-fatmanissa-yuli-lukito-etal