Fitriani, Nanda Milenia, et al. “Peningkatan Kemandirian Belajar Matematika Melalui Strategi Pembelajaran Problem Based Learning”. Jurnal Ilmiah WUNY, vol. 6, no. 2, Oct. 2024, pp. 79-89, doi:10.21831/jwuny.v6i2.75569.