KAZEM , N. A. A.; ALWAN, I. M. A Comparison Between Estimation Methods in Semiparametric and Ordinary Poisson Regression Models for Clustered Count Data. Khazayin of Economic and Administrative Sciences, [S. l.], p. 11–23, 2025. DOI: 10.69938/Keas.2502042. Disponível em: https://keas.uodiyala.edu.iq/index.php/kjeas/article/view/151. Acesso em: 29 may. 2026.