	Authors	Year	Title
	Doguzhaeva	1999	Chelyutnoi apparat pozdnekamennougol'nykh ammonoidei Yuzhnogo Urala. In: Rozanov,A.Yu. & Shevyrev,A.A. (eds.), Fossil cephalopods: Recent advances in their study, Ross.Akad.Nauk, Paleont.Inst.: 68-87, 3 pls., Moskva.