Kumar, B. ., Kumar, M. ., Rizvi, S. . and Bhat, M. I. J. . (2018) “ESTIMATION OF POPULATION MEAN THROUGH IMPROVED CLASS OF RATIO TYPE ESTIMATORS USING AUXILIARY INFORMATION”, Journal of Reliability and Statistical Studies, 11(01), pp. 01–07. Available at: https://journals.riverpublishers.com/index.php/JRSS/article/view/20891 (Accessed: 22 April 2026).