SAFAR ELIAS AL-SAFFAR, A.; Y. ALGAMAL, Z. Improving generalized ridge estimator for the gamma regression model. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 21, n. 1, p. 102–111, 2024. DOI: 10.33899/iqjoss.2024.183251. Disponível em: https://edusj.uomosul.edu.iq/index.php/stats/article/view/29012. Acesso em: 10 sep. 2025.