DEVELOPMENT OF BLITAR TOURISM PLACE-BASED MATHEMATICS STORY PROBLEM BOOKS. JOSAR (Journal of Students Academic Research), [S. l.], v. 8, n. 1, p. 11–18, 2023. DOI: 10.35457/josar.v9i1.2625. Disponível em: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/2625. Acesso em: 31 jan. 2026.