Putri, M. M., R. Rohati, and D. S. Nusantara. “Students’ Creative Thinking Indicators in Solving Open-Ended Problems Across Different Levels of Mathematical Ability”. Journal of Mathematics Instruction, Social Research and Opinion, vol. 5, no. 2, June 2026, pp. 1943–1960, doi:10.58421/misro.v5i2.1364.