@ARTICLE{
author={Berka C|,Levendowski DJ|,Cvetinovic Milenko M|,Petrovic MM|,Davis G|,Lumicao MN|,Zivkovic Vladimir T|,Popovic Miodrag V|0000-0002-7039-2754,Olmstead R|},
year={2004},
title={Real-time analysis of EEG indexes of alertness, cognition, and memory acquired with a wireless EEG headset},
journal={INTERNATIONAL JOURNAL OF HUMAN-COMPUTER INTERACTION},
volume={17},
number={2},
pages={151-170},
document_type={Article},
} 

@ARTICLE{
author={Levendowski DJ|,Westbrook PR|,Berka C|,Popovic Miodrag V|0000-0002-7039-2754,Ensign WY|,Pineda JA|,Zavora Timothy M|,Lumicao MN|,Zivkovic Vladimir T|},
year={2002},
title={Event-related potentials during a psychomotor vigilance task in sleep apnea patients and healthy subjects},
journal={SLEEP},
volume={25},
number={},
pages={A462-A463},
document_type={Meeting Abstract},
} 

@ARTICLE{
author={Levendowski DJ|,Westbrook PR|,Berka C|,Popovic Miodrag V|0000-0002-7039-2754,Pineda JA|,Zavora Timothy M|,Lumicao MN|,Zivkovic Vladimir T|},
year={2002},
title={Event-related potentials during a test of working memory differentiate sleep apnea patients from healthy subjects},
journal={SLEEP},
volume={25},
number={},
pages={A460-A461},
document_type={Meeting Abstract},
}