GUPTA, A. .; TAILOR, R. . Ratio in Ratio Type Exponential Strategy for the Estimation of Population Mean. Journal of Reliability and Statistical Studies, [S. l.], v. 14, n. 02, p. 551–564, 2021. DOI: 10.13052/jrss0974-8024.1429. Disponível em: https://journals.riverpublishers.com/index.php/JRSS/article/view/20345. Acesso em: 2 oct. 2024.