RAM MILAN SINGH. A Generalized Method to Find the Square Root of Matrix Whose Characteristic Equation is Quadratic. International Journal of Mathematics And its Applications, [S. l.], v. 8, n. 1, p. 95–99, 2020. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/179. Acesso em: 1 may. 2024.