Axel Frien

High frequency (60-90 Hz) oscillations in primary visual cortex of awake monkey.

R. Eckhorn, R. Bauer, A. Frien, 1993, Neuroreport.

Fast oscillations display sharper orientation tuning than slower components of the same recordings in striate cortex of the awake monkey

Roman Bauer, Reinhard Eckhorn, R. Eckhorn, 2000, The European journal of neuroscience.

Stimulus-specific fast oscillations at zero phase between visual areas V1 and V2 of awake monkey.

R. Eckhorn, R. Bauer, A. Frien, 1994, Neuroreport.