Teker, Dilek, Aynur Pala, and Oya Kent. “Determinants of Sovereign Rating: Factor Based Ordered Probit Models for Panel Data Analysis Modeling Framework”. International Journal of Economics and Financial Issues 3, no. 1 (December 4, 2012): 122–132. Accessed December 23, 2024. https://econjournals.com./index.php/ijefi/article/view/356.