Handayani, R., Purnamasari, R. and Sudarjat, J. (2021) “ANALISIS KESULITAN BELAJAR MATEMATIKA MELALUI PERKULIAHAN LEARNING MANAGEMENT SYSTEM”, Jurnal Pendidikan Dasar, 12(02), pp. 17–33. doi: 10.21009/jpd.v12i02.24355.