WIDADI, S.; PARWOTO, P. Software Engineering to Develop Patterns for Accumulated Values of Accounting Transactions. Journal of Electrical Technology UMY, [S. l.], v. 1, n. 3, p. 157–164, 2017. DOI: 10.18196/jet.1321. Disponível em: https://journal.umy.ac.id/index.php/jet/article/view/4791. Acesso em: 30 apr. 2025.