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Effects of the late Permian mass extinction on chondrichthyan palaeobiodiversity and distribution patterns. Thesis, University of Plymouth
KOOT, M.B. & CUNY, G. & TINTORI, A. & TWITCHETT, R.J. (2013)
A new diverse shark fauna from the Wordian (Middle Permian) Khuff Formation in the interior Haushi-Huqf area, Sultanate of Oman. Palaeontology, 56 (2): 303–343
DOI: 10.1111/j.1475-4983.2012.01199.x