Peppered catshark (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Peppered catshark" in English language version.

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Pollom, R.; Bizzarro, J.; Burgos-Vázquez, M.I.; Avalos, C.; Herman, K.; Pérez Jiménez, J.C.; Sosa-Nishizaki, O. (2020). "Galeus piperatus". IUCN Red List of Threatened Species. 2020: e.T60228A200321910. doi:10.2305/IUCN.UK.2020-3.RLTS.T60228A200321910.en. Retrieved 19 November 2021.
Mathews, C.P. (1975). "Some observations on the ecology of Galeus piperatus Springer and Wagner, a little known shark endemic to the Northern Gulf of California". Journal of Fish Biology. 7 (1): 77–82. Bibcode:1975JFBio...7...77M. doi:10.1111/j.1095-8649.1975.tb04577.x.

Mathews, C.P. (1975). "Some observations on the ecology of Galeus piperatus Springer and Wagner, a little known shark endemic to the Northern Gulf of California". Journal of Fish Biology. 7 (1): 77–82. Bibcode:1975JFBio...7...77M. doi:10.1111/j.1095-8649.1975.tb04577.x.

Pollom, R.; Bizzarro, J.; Burgos-Vázquez, M.I.; Avalos, C.; Herman, K.; Pérez Jiménez, J.C.; Sosa-Nishizaki, O. (2020). "Galeus piperatus". IUCN Red List of Threatened Species. 2020: e.T60228A200321910. doi:10.2305/IUCN.UK.2020-3.RLTS.T60228A200321910.en. Retrieved 19 November 2021.