@inproceedings{l-c2012implicit,
title={Implicit iterative method for hierarchical variational inequalities},
author={L-C Ceng, Qamrul Hasan Ansari, Ngai-Ching Wong, and J-C Yao},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020210655476527217},
booktitle={Journal of Applied Mathematics},
volume={2012},
year={2012},
}
L-C Ceng, Qamrul Hasan Ansari, Ngai-Ching Wong, and J-C Yao. Implicit iterative method for hierarchical variational inequalities. 2012. Vol. 2012. In Journal of Applied Mathematics. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020210655476527217.