A Plea for Publishing without Loss of Data. - Gerd Kaupp; M. Haak; Günter Gauglitz; Hans-Jörg Schneider; Rainer Moll; H. Schmelz; Thorsten Fröhlich (ADL, 1999)

Detecting Stress using Eye Blinks during Game Playing. - M. Haak; S. Bos; S. Panic; Léon J. M. Rothkrantz (GAMEON, 2009)