RACHMAN, Kufita; NUR ROMADHON, Nofian; ROSSA NURJAYANTI, Alvindi. Development of Interactive Flipbooks on Positive and Negative Integer Counting Operation Materials for Elementary School Students. MATH-EDU: Jurnal Ilmu Pendidikan Matematika, [S. l.], v. 10, n. 2, p. 236–247, 2025. DOI: 10.32938/jipm.v10i2.9135. Disponível em: https://jurnal.unimor.ac.id/index.php/JIPM/article/view/9135. Acesso em: 3 dec. 2025.