DR. ABDUL GHAFFAR; MR. ZULFIQAR MUHAMMAD ZULFIQAR ALI; MS. MARYAM; MS. SAHIRA NAZ; MS. NAUREEN AMAN; MS. SHANDANA. Analyze The Problems That Learners And Teachers Encounter At The Early Levels Of Set Learning And Understanding Function. Elementary Education Online, [S. l.], v. 20, n. 1, p. 8565–8581, 2021. Disponível em: https://ilkogretim-online.org./index.php/pub/article/view/489. Acesso em: 5 jul. 2024.