SINGH, Housila P.; CHANDRA, Prem; SINGH, Sarjinder. Variance estimation using multiauxiliary information for random non-response in survey sampling. Statistica, [S. l.], v. 63, n. 1, p. 23–40, 2003. DOI: 10.6092/issn.1973-2201/1306. Disponível em: https://rivista-statistica.unibo.it/article/view/1306. Acesso em: 23 nov. 2024.