Mohammed Khalid Mohammed Nory, Tahadhaher Abd, Zakariya Yahya Algamal. “Count Data Modeling Under Over Dispersion Issue: A Comparative Study”. Mathematical Statistician and Engineering Applications 71, no. 3 (August 20, 2022): 1398–1406. Accessed April 30, 2024. https://www.philstat.org/index.php/MSEA/article/view/495.