Ratão, S.S. & Ramos, N.M. & Fernandes, I.C. (2023)
Abnormal skin pigmentation in sharks in the Eastern Atlantic: a case study from Maio Island, Cabo Verde Zoologia Caboverdiana, 11(1), 10–17

Ratão, S.S. & Sydeman, C.M. & Silva, P.N. & Séret, B. (2022)
First records of the West African torpedo in Cabo Verde Archipelago, eastern Atlantic. Oryx, 56(2), 172–173
DOI: 10.1017/S0030605321001836

Ratão, S.S. & Dias, D. & Stiebens, V. (2017)
First record of smoothtail mobula Mobula thurstoni (Myliobatidae) in Cabo Verde. Zoologia Caboverdiana, 6(1), 11–14