PIERONKIEWICZ, B.; TANTON, J. Different ways of solving quadratic equations. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 11, p. 103–125, 2019. DOI: 10.24917/20809751.11.6. Disponível em: https://didacticammath.uken.krakow.pl/article/view/6905. Acesso em: 4 may. 2024.