FARIDA, A.; INDAH, R. P.; ROHMAN, S. N. The Effectiveness and Practicality of the 3x3 Gauss-Jordan Application. International Journal of Social Science, Education, Communication and Economics (SINOMICS Journal), [S. l.], v. 1, n. 5, p. 623–630, 2022. DOI: 10.54443/sj.v1i5.70. Disponível em: https://sinomicsjournal.com/index.php/sj/article/view/70. Acesso em: 26 jul. 2025.