"Fish". Beyond Pesticides. Archived from the original on 2020-05-11. Retrieved 2020-04-29.
doi.org
Davidson, Lindsay N. K.; Krawchuk, Meg A.; Dulvy, Nicholas K. (2016). "Why have global shark and ray landings declined: improved management or overfishing?". Fish and Fisheries. 17 (2): 438–458. CiteSeerX10.1.1.706.43. doi:10.1111/faf.12119. ISSN1467-2979.
"Oceana". Oceana. Archived from the original on 2020-05-14. Retrieved 2020-04-28.
psu.edu
citeseerx.ist.psu.edu
Davidson, Lindsay N. K.; Krawchuk, Meg A.; Dulvy, Nicholas K. (2016). "Why have global shark and ray landings declined: improved management or overfishing?". Fish and Fisheries. 17 (2): 438–458. CiteSeerX10.1.1.706.43. doi:10.1111/faf.12119. ISSN1467-2979.
"Fish". Beyond Pesticides. Archived from the original on 2020-05-11. Retrieved 2020-04-29.
worldcat.org
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Davidson, Lindsay N. K.; Krawchuk, Meg A.; Dulvy, Nicholas K. (2016). "Why have global shark and ray landings declined: improved management or overfishing?". Fish and Fisheries. 17 (2): 438–458. CiteSeerX10.1.1.706.43. doi:10.1111/faf.12119. ISSN1467-2979.