Twofold Auxiliary Information Under Two-Phase Sampling: An Improved Family of Double-Transformed Variance Estimators. - Umer Daraz; Della Agustiana; Jinbiao Wu; Walid Emam (Axioms, 2024)

Finite Population Variance Estimation Using Monte Carlo Simulation and Real Life Application. - Umer Daraz; Jinbiao Wu; Della Agustiana; Walid Emam (Symmetry, 2024)