1. Alexander, R.M., 1975. The Chordates. Cambridge University Press, London.
2. Capranica, R.R., 1976. Morphology and physiology of the auditory system. In: Llinas, R., Precht, W. (Eds.), Frog Neurobiology. Springer Verlag, New York, pp. 561–575.
3. Auditory processing in anurans;Capranica;Fed. Proc.,1978
4. Christensen-Dalsgaard, J., Kanneworff, M., Jørgensen, M.B., 1996. Extratympanic Sound Sensitivity of Frog Auditory Fibers. Diversity in Auditory Mechanics. Bechtel Engineering Center, University of California, Berkeley, CA, pp. 73–77.
5. Dynamics of the amphibian middle ear;Chung;Nature,1978