@inproceedings{yu-lin2013smooth,
title={Smooth and nonsmooth analyses of vector-valued functions associated with circular cones},
author={Yu-Lin Chang, Ching-Yu Yang, and Jein-Shan Chen},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020223956895248424},
booktitle={Nonlinear Analysis: Theory, Methods & Applications},
volume={85},
pages={160-173},
year={2013},
}
Yu-Lin Chang, Ching-Yu Yang, and Jein-Shan Chen. Smooth and nonsmooth analyses of vector-valued functions associated with circular cones. 2013. Vol. 85. In Nonlinear Analysis: Theory, Methods & Applications. pp.160-173. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020223956895248424.