Janse, M. & Kappe, A.L. & Van Kuijk, B.L.M. (2013)
Paternity testing using the poisonous sting in captive white-spotted eagle rays Aetobatus narinari: a non-invasive tool for captive sustainability programmes.
Journal of Fish Biology, 82(3), 1082–1085 DOI: 10.1111/jfb.12038