Andriani, Ulfia Churidatul, and Abdul Wahab. “Analisis Kesulitan Mahasiswa Dalam Menyelesaikan Tugas Statistika Dasar Berbasis Proyek”. Radian Journal: Research and Review in Mathematics Education, vol. 4, no. 4, Dec. 2025, pp. 173-86, doi:10.35706/radian.v4i4.13214.