Oktaningrum, Nikmah Ajeng, et al. “Efektivitas Model Circ Berbantu Mind Mapping Terhadap Hasil Belajar IPS Kelas V SDN 91 Palembang”. Innovative: Journal Of Social Science Research, vol. 2, no. 1, Nov. 2022, pp. 44-52, http://j-innovative.org/index.php/Innovative/article/view/147.