The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • Bosch, J. and Marquez, R. (1996). ''Discriminant functions for the sex identification in two midwife toads (Alytes obstetricans and A. cisternasii).'' Herpetological Journal, 6, 105-109.
  • Frost, Darrel R. 1997. Amphibian Species of the World, A Taxonomic and Geographic Reference. Second edition
  • Gasc, J.-P. (1997). Atlas of Amphibians and Reptiles in Europe. Societas Europaea Herpetologica, Bonn, Germany.
  • Honegger, R. E. (1981). Threatened Amphibians and Reptiles in Europe. Akademische Verlagsgesellschaft, Wiesbaden.
  • Marquez, R. and Verrell, P. (1990). ''The courtship and mating of the Iberian midwife toad Alytes cisternasii (Amphibia: Anura: Discoglossidae).'' Journal of Zoology, London, (225), 125-139.
  • Nöllert, A. and Nöllert, C. (1992). Die Amphibien Europas. Franckh-Kosmos Verlags-GmbH and Company, Stuttgart.
  • Stumpel-Rieks, S. E. (1992). Nomina Herpetofaunae Europaeae. AULA-Verlag, Wiesbaden.

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