FELTON, Camille Elizabeth; FRAYER, Christopher. Critical Points of a Family of Complex-Valued Polynomials. Minnesota Journal of Undergraduate Mathematics, [S.l.], v. 5, n. 1, oct. 2019. ISSN 2378-5810. Available at: <https://mjum.math.umn.edu/index.php/mjum/article/view/117>. Date accessed: 20 oct. 2020.