Buton, S. “ANALISIS KESALAHAN MAHASISWA DALAM MENYELESAIKAN SOAL BARISAN DAN DERET BERDASARKAN TEORI KASTOLAN: (Analysis of Student Errors in Solving Sequence and Series Problem Based on Kastolan Theory)”. Uniqbu Journal of Exact Sciences, vol. 4, no. 1, Aug. 2023, pp. 15-20, doi:10.47323/ujes.v4i1.280.