A. C. A. Elfauzy, U. Khusmiyatun, N. H. Khusna, W. Hidayati, A. M. Kusuma, and B. I. Suwandayani, “ANALYSIS OF FIRST-GRADE STUDENTS’ NUMERACY SKILLS ON TWO-DIMENSIONAL SHAPES AT SDN MERJOSARI 4”, ED, vol. 10, no. SpecialIssue(1), pp. 1–13, Feb. 2026.