IWUNDU, Mary. Missing observations: The loss in relative A-, D- and G-efficiency. International Journal of Advanced Mathematical Sciences, [S. l.], v. 5, n. 2, p. 43–49, 2017. DOI: 10.14419/ijams.v5i2.7786. Disponível em: https://sciencepubco.com/index.php/IJAMS/article/view/7786.. Acesso em: 28 apr. 2024.