@ARTICLE{barr:tse:15, 
author={Barr, E.T. and Harman, M. and McMinn, P. and Shahbaz, M. and Shin Yoo}, 
journal={IEEE Transactions on Software Engineering}, 
title={The Oracle Problem in Software Testing: A Survey}, 
year={2015}, 
volume={41}, 
number={5}, 
pages={507-525}, 
doi={10.1109/TSE.2014.2372785}, 
ISSN={0098-5589}, 
month={May},
}