• Author: Hut, R. A. E. A. Van der Zee K. Jansen M. P. Gerkema S. Daan
• Title: Gradual reappearance of post-hibernation circadian rhythmicity correlates with numbers of vasopressin-containing neurons in the suprachiasmatic nuclei of European ground squirrels
• Year: 2002
• Reference Type: Journal Article
• Journal/Book Title: J Comp Physiol B
• Volume: 172
• Issue: 1
• Pages: 59-70
• Date of Publication: Friday, 20 December 2002