DAWIDOWICZ, A. L. How to solve third degree equations without moving to complex numbers. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 12, p. 123–131, 2020. DOI: 10.24917/20809751.12.6. Disponível em: https://didacticammath.uken.krakow.pl/article/view/8464. Acesso em: 5 may. 2024.