Kiwu, L. C.; Bartholomew, D. C. .; Kiwu-Lawrence, F. C. . .; Obite, C. P.; Okafor Ikechukwu Boniface. Evaluating Percentage Rotatability For The Small Box – Behnken Design. jmss 2021, 2 (2), 16-24. https://doi.org/10.32996/jmss.2021.2.2.3.