	Authors	Year	Title
	Leonova	2006	Roudskie ammonoidei v severnykh raionakh zemnogo shara. [Roadian Ammonoids in the northern regions of the earth]. In: Evolyutsiya Biosfery i Bioraznoobraziya, 5: Problemy stratigrafii i paleobiogeografii, KMK: 540-551, 3 fig.