Thakur NS, Yadav K, Pathak S. IMPUTATION USING REGRESSION ESTIMATORS FOR ESTIMATING POPULATION MEAN IN TWO-PHASE SAMPLING. JRSS [Internet]. 2012 Dec. 3 [cited 2024 Aug. 25];5(02):21-3. Available from: https://journals.riverpublishers.com/index.php/JRSS/article/view/21907