Akra, U. P.; Isacc, A. A.; Michael, I. T.; Akpan, U. B.; Akpan, S. S. ON A – OPTIMILITY DESIGN FOR SOLVING SECOND - ORDER RESPONSE SURFACE DESIGN PROBLEMS. FJS 2025, 9 (4), 275-279. https://doi.org/10.33003/fjs-2025-0904-3331.