Ropucha portorická (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ropucha portorická" in Czech language version.

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amphibiaweb.org

AmphibiaWeb - Peltophryne lemur. amphibiaweb.org [online]. University of California, Berkeley [cit. 2023-03-04]. Dostupné online.

JAVORKA, Julie. Peltophryne lemur (Ridge-headed Toad). Animal Diversity Web [online]. [cit. 2023-03-04]. Dostupné online. (anglicky)

NORTON, R. L. First report of Peltophryne lemur from St. John, U.S. Virgin Islands. Bull. Chicago Herp. Soc.. 1997, s. 106–107. Dostupné online.

IUCN SSC Amphibian Specialist Group. 2021. Peltophryne lemur. The IUCN Red List of Threatened Species 2021: e.T54345A172692429. https://dx.doi.org/10.2305/IUCN.UK.2021-1.RLTS.T54345A172692429.en. Accessed on 27 February 2023.

The IUCN Red List of Threatened Species 2022.2. 9. prosince 2022. Dostupné online. [cit. 2023-01-02].

Puerto Rican crested toad, facts and photos. Animals [online]. National Geographic, 2020-03-26 [cit. 2023-03-04]. Dostupné online. (anglicky)

COTO, Dánica. First in vitro Puerto Rico crested toad gives scientists hope. phys.org [online]. [cit. 2023-03-04]. Dostupné online. (anglicky)