SERBENYUK, S. Matrix analysis: method simplifications. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 15, p. 15–24, 2023. DOI: 10.24917/20809751.15.2. Disponível em: https://didacticammath.uken.krakow.pl/article/view/11031. Acesso em: 19 may. 2024.