“Analisis Kesulitan Belajar Mahasiswa PGSD Universitas Cokroaminoto Palopo Pada Mata Kuliah Fisika Dasar”. Cokroaminoto Journal of Primary Education, vol. 2, no. 2, Oct. 2019, pp. 73-79, https://doi.org/10.30605/cjpe.2.2.2019.142.