Ologunleko, E. F. ., Ogunyinka, . . P. I. ., Ologunleko, O. E. ., & Sodipo, A. A. . . . . . . . (2026). Generalized Multivariate Mixture Ratio Estimators for the Population Mean in Multi-Phase Sampling using Multi-Auxiliary Characteristics. IRAQI JOURNAL OF STATISTICAL SCIENCES, 23(1), 104–116. https://doi.org/10.33899/iqjoss.v23i1.63527