ARIYANTI, Gregoria. Necessary and Sufficient Conditions for The Solutions of Linear Equation System. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 17, n. 1, p. 82–88, 2020. DOI: 10.20956/jmsk.v17i1.10352. Disponível em: https://journal.unhas.ac.id/index.php/jmsk/article/view/10352. Acesso em: 24 dec. 2024.