Bhadauriya, Anupama, Namita Srivastava, and Jagmohan Singh Dhakar. “A Ratio Type Exponential Estimator for Estimating Finite Population Mean in Double Sampling for Stratification”. Stallion Journal for Multidisciplinary Associated Research Studies 4, no. 5 (October 30, 2025): 94–101. Accessed March 6, 2026. https://www.sjmars.com/index.php/sjmars/article/view/278.