Surrogate data analysis of sleep electroencephalograms reveals evidence for nonlinearity. - Jürgen Fell; Joachim Röschke; Cornelius Schäffner (Biol. Cybern., 1996)

Distributed BOLD-response in association cortex vector state space predicts reaction time during selective attention. - Francesco Musso; Andreas Konrad; Goran Vucurevic; Cornelius Schäffner; Britta Friedrich; Peter Frech; Peter Stoeter; Georg Winterer (NeuroImage, 2006)