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Mishra R, Singh R, Raghav YS. On Combining Ratio and Product Type Estimators For Estimation of Finite Population Mean In Adaptive Cluster Sampling Design. Braz. J. Biom. [Internet]. 2024 Oct. 15 [cited 2024 Nov. 14];42(4):412-20. Available from: http://200.131.250.9/index.php/BBJ/article/view/725