1. Melatonin synthesis in hen pineal gland and its control by light;Axelrod;Nature,1964
2. Axelrod, J. (1964). Personal Communication.
3. The hormonal control of aggressive behavior;Davis,1963
4. The developmental anatomy of the brown leghorn breast feather and its reactions to oestrone;'Espinasse,1939
5. Variation in plumage response of brown leghorn capons to oestrone;Greenwood,1935