Lathifah, Nida Nabilah, and Indah Puspita Sari. “PENGARUH SELF-CONFIDENCE TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIS (KPMM) SISWA SMP”. MUST: Journal of Mathematics Education, Science and Technology, vol. 9, no. 1, July 2024, doi:10.30651/must.v9i1.22577.