MERTINIENE, R.A. & NESSOV, L.A. (1991)
Akuly-sklerophagi gruppy archeoselachii mela Srednei Azii i Mongolii. (Sclerophagous sharks of the Archaeoselachii group from the Cretaceous of Middle Asia and Mongolia). Dokl. Acad. Nauk tadzhik. SSR 34 (1), 54–55, 1 pl.; Dushanbe. (In Russian).