P. P. Migliavacca and L. R. L. Simone, “Morphological comparison between Doryteuthis pleii and D. sanpaulensis (Cephalopoda, Myopsida, Loliginidae) from Brazil”, Pap. Avulsos Zool., vol. 60, p. e20206001, Jan. 2020, doi: 10.11606/1807-0205/2020.60.01.