Ortega, R.P. (2021)
Ethical controversy swirls around shark fossil from Mexico.
Science, 372(6540), 332–333 DOI: 10.1126/science.372.6540.332
Vullo, R. & Frey, E. & Ifrim, C. & González, M.A. & Stinnesbeck, E.S. & Stinnesbeck, W. (2021)
Manta-like planktivorous sharks in Late Cretaceous oceans.
Science, 371(6535), 1253–1256 DOI: 10.1126/science.abc1490