This article outlines existing knowledge on optimal designs for comparing test treatments with controls under 0-, 1- and 2-way elimination of heterogeneity models. The results are motivated through numerical examples.
"Optimal Designs for Comparing Test Treatments with Controls." Statist. Sci. 3 (4) 462 - 476, November, 1988. https://doi.org/10.1214/ss/1177012767