CHI CONG, Ha. The Rank of Matrices Over Positive Cones of Commutative Semirings. VNU Journal of Science: Mathematics - Physics, [S.l.], v. 40, n. 4, dec. 2024. ISSN 2588-1124. Available at: <https://js.vnu.edu.vn/MaP/article/view/4913>. Date accessed: 15 jan. 2025. doi: https://doi.org/10.25073/2588-1124/vnumap.4913.