Koerber, S. & Guimarães, E.C. & de Brito, P.S. & de Bragança, P.H.N. & Ottoni, F.P. (2022)
Checklist of the freshwater fishes of Maranhão, Brazil (CLOFFBR-MA). Ichthyological Contributions of PecesCriollos, 79, 1–94

Hasan, V. & Samitra, D. & Gausmann, P. & Widodo, M.S. & Katz, A.M. & Ottoni, F.P. (2021)
One new locality for the endangered species Roughback Whipray Fluvitrygon kittipongi (Vidthayanon & Roberts 2005) (Myliobatiformes: Dasyatidae) in Peninsular Malaysia, based on photographs). Boletim do Laboratório de Hidrobiologia, 31(2), 1–5
DOI: 10.18764/1981-6421e2021.x

Hasan, V. & Gausmann, P. & Ottoni, F.P. (2021)
First scientific observation of the threatened speartooth shark Glyphis glyphis (Müller & Henle, 1839) (Carcharhiniformes: Carcharhinidae) in Indonesia. Cybium 2021, 45(4), 321–324
DOI: 10.26028/cybium/2021-454-010