Steven G. Gilmour, Norman R. Draper. Confidence Regions Around the Ridge of Optimal Response on Fitted Second-Order Response Surfaces. Technometrics, 45(4):333-339, 2003. [doi]
@article{GilmourD03,
title = {Confidence Regions Around the Ridge of Optimal Response on Fitted Second-Order Response Surfaces},
author = {Steven G. Gilmour and Norman R. Draper},
year = {2003},
doi = {10.1198/004017003000000159},
url = {http://dx.doi.org/10.1198/004017003000000159},
researchr = {https://researchr.org/publication/GilmourD03},
cites = {0},
citedby = {0},
journal = {Technometrics},
volume = {45},
number = {4},
pages = {333-339},
}