Purwanti, Siska, et al. “The Effect of the Advance Organizer Learning Model on the Social Literacy Ability of Grade IV Students of SDS IT Delisha Tandam Hilir”. OMEGA: Jurnal Keilmuan Pendidikan Matematika, vol. 4, no. 3, Nov. 2025, pp. 264-72, doi:10.47662/jkpm.v4i3.1063.