Prefrontal cortex activity in self-initiated movements is condition-specific, but not movement-related. - Holger Wiese; Philipp Stude; Katharina Nebel; Michael Forsting; Armin de Greiff (NeuroImage, 2005)

Self-initiated movements in chronic prefrontal traumatic brain injury: An event-related functional MRI study. - Holger Wiese; Christina Tönnes; Armin de Greiff; Katharina Nebel; Hans-Christoph Diener; Philipp Stude (NeuroImage, 2006)