IRIYANI, S. Y.; DARMANTO, E.; SANTOSO. Development of Electronic Teaching Material Based on Professional Flip Pdf to Improve Student Learning Outcomes. Uniglobal Journal of Social Sciences and Humanities, [S. l.], v. 1, n. 2, p. 49–53, 2022. DOI: 10.53797/ujssh.v1i2.8.2022. Disponível em: https://ujssh.com/index.php/ujssh/article/view/34. Acesso em: 30 jun. 2025.