De oro Aguado, C. (2016) “A characterization for the nullity and rank of linear combinations of two idempotent matrices.”, Revista MATUA ISSN: 2389-7422, 3(2). Available at: https://investigaciones.uniatlantico.edu.co/revistas/index.php/MATUA/article/view/1669 (Accessed: 3July2024).