Nigam DP, Prasad Singh H. A family of estimators of finite population mean with dual use of auxiliary information in sample surveys. Braz. J. Biom. [Internet]. 2026 May 25 [cited 2026 May 27];44(2):e-44840. Available from: http://revistalituras.ppgletras.ufla.br/index.php/BBJ/article/view/840