Anna C. Merzagora Meltem Izzetoglu Robi Polikar Valerie Weisser Banu Onaral Maria T. Schultheis Functional Near-Infrared Spectroscopy and Electroencephalography: A Multimodal Imaging Approach. 417-426 2009 HCI (16) http://dx.doi.org/10.1007/978-3-642-02812-0_50 conf/hci/2009-16 db/conf/hci/hci2009-16.html#MerzagoraIPWOS09