• Author: Ruediger, J. E. A. Van der Zee A. M. Strijkstra A. Aschoff S. Daan R. A. Hut
• Title: Dynamics in the ultrastructure of asymmetric axospinous synapses in the frontal cortex of hibernating European ground squirrels (Spermophilus citellus)
• Year: 2007
• Reference Type: Journal Article
• Journal/Book Title: Synapse
• Volume: 61
• Issue: 5
• Pages: 343-52
• Date of Publication: Thursday, 20 December 2007