Peter H. Hartline: Physiological Basis for Detection of Sound and Vibration in Snakes. In: Journal of Experimental Biology. 54, 1971, S. 349–371 (Abstract).
The Centre for Reptile and Amphibian Conservation and Management, Indiana: The Snakes of Indiana. online (Memento vom 19. April 2012 im Internet Archive). Aufgerufen am 19. Juli 2008.