1. A large pteranodontid pterosaur from the Late Cretaceous of Eastern Europe;Averianov;Geological Magazine,2021
2. The identification of cephalopod “beaks” and the relationship between beak size and total body weight;Clarke;Bulletin of the British Museum (Natural History) Zoology,1962
3. A handbook for the identification of cephalopod beaks;Clarke,1986
4. Belemnite battlefields;Doyle;Lethaia,1993
5. Uncalcified cephalopod jaws from the Middle Jurassic of Poland;Dzik;Neues Jahrbuch für Geologie und Paläontologie – Monatshefte,1986