الدين ضياء الدين سعيد س. Employment Bootstrapping Approach to Finding New Ratio Estimators in Simple Random Sampling. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 9, n. 2, p. 203–218, 2009. DOI: 10.33899/iqjoss.2009.030570. Disponível em: https://edusj.uomosul.edu.iq/index.php/stats/article/view/29231. Acesso em: 10 sep. 2025.