GUPTA, L. R.; PURI, P. D. Incomplete block designs for asymmetrical slope ratio assays. Statistica, [S. l.], v. 49, n. 2, p. 209–218, 1989. DOI: 10.6092/issn.1973-2201/791. Disponível em: https://rivista-statistica.unibo.it/article/view/791. Acesso em: 3 may. 2024.