BibTex format
@article{Bettiol:2014:10.1007/s00245-014-9260-6,
author = {Bettiol, P and Frankowska, H and Vinter, RB},
doi = {10.1007/s00245-014-9260-6},
journal = {Applied Mathematics and Optimization},
pages = {353--377},
title = {Improved Sensitivity Relations in State Constrained Optimal Control},
url = {http://dx.doi.org/10.1007/s00245-014-9260-6},
volume = {71},
year = {2014}
}