[1]
Jaroengeratikun, U. and Lawson, N. 2019. A Combined Family of Ratio Estimators for Population Mean using an Auxiliary Variable in Simple Random Sampling. Journal of Mathematical and Fundamental Sciences. 51, 1 (Apr. 2019), 1-12. DOI:https://doi.org/10.5614/j.math.fund.sci.2019.51.1.1.