• Author: Kasal, C. A. M. Menaker J. R. Perez-Polo
• Title: Circadian clock in culture: N-acetyltransferase activity of chick pineal glands oscillates in vitro
• Year: 1979
• Reference Type: Journal Article
• Journal/Book Title: Science
• Volume: 203
• Issue: 4381
• Pages: 656-8
• Date of Publication: Thursday, 20 December 1979