P. Ramulu, G. L. Reddy, and C. Gangadhar. “On the Zeros of Polynomials With Complex Coefficients”. International Journal of Mathematics And its Applications 8, no. 2 (June 15, 2020): 7–13. Accessed July 3, 2024. https://ijmaa.in/index.php/ijmaa/article/view/152.