GÖKBAS, Hasan. “Norms Of Hankel-Hessenberg and Toeplitz-Hessenberg Matrices Involving Pell and Pell-Lucas Numbers”. JOURNAL OF ADVANCES IN MATHEMATICS 12, no. 11 (December 30, 2016): 6799–6806. Accessed December 4, 2024. https://rajpub.com/index.php/jam/article/view/22.