@inproceedings{He2021a,
author = {He, Ping and and Joaquim R. R. A. Martins},
booktitle = {Proceedings of the AIAA SciTech Forum},
doi = {10.2514/6.2021-0278},
month = jan,
title = {A hybrid time-spectral approach for aerodynamic shape optimization with unsteady flow},
year = {2021}
}