EYO, E. E.; ENANG, E. I. Calibration Ratio Estimators of Population Mean Using Median of Auxiliary Variable. Journal of Modeling and Simulation of Materials, [S. l.], v. 5, n. 1, p. 21–30, 2022. DOI: 10.21467/jmsm.5.1.21-30. Disponível em: https://journals.aijr.org/index.php/jmsm/article/view/5681. Acesso em: 21 feb. 2025.