BibTex format
@article{ma:2019:10.1137/18M1184850,
author = {ma, J and Xing, J and Zheng, H},
doi = {10.1137/18M1184850},
journal = {SIAM Journal on Control and Optimization},
pages = {2092--2121},
title = {Global closed-form approximation of free boundary for optimal investment stopping problems},
url = {http://dx.doi.org/10.1137/18M1184850},
volume = {57},
year = {2019}
}