ACUNA, Anggun Filisia; ZAENURI, Zaenuri. Analysis of Students’ Numeracy Literacy in Terms of Self-Efficacy through Problem-Based Learning (PBL) Supported by Flipbooks with an Ethnomathematics Approach. Kognitif: Jurnal Riset HOTS Pendidikan Matematika, [S. l.], v. 6, n. 4, p. 1598–1623, 2026. DOI: 10.51574/kognitif.v6i4.5554. Disponível em: https://etdci.org/journal/kognitif/article/view/5554. Acesso em: 13 oct. 2026.