TIWARI , N. .; PANDEY, G. S. . LINEAR ALLOCATION MODELS FOR SYMMETRIC DISTRIBUTION IN RANKED SET SAMPLING. Journal of Reliability and Statistical Studies, [S. l.], v. 5, n. 01, p. 43–54, 2012. Disponível em: https://journals.riverpublishers.com/index.php/JRSS/article/view/21935. Acesso em: 10 may. 2026.