CHENG, Jing; YUE, Rongxian. Optimal Designs in Random Intercept Model with Heteroscedastic Errors. Advances in Systems Science and Applications, [S. l.], v. 12, n. 4, p. 388–398, 2012. Disponível em: https://ijassa.ipu.ru/index.php/ijassa/article/view/121. Acesso em: 23 nov. 2024.