Authors Year Title
Afanas'eva, Konovalova & Boiko 2006 Evolyutsiya i morfologicheskie preobrazovaniya radiolyarii i ammonoidei v Uralskom Okeane v kamennougol'nykh period. [In Russian with abstract: Evolution and morphological changes in Radiolarians and Ammonoids in the Uralian Ocean]
In:Contributions to current Cephalopod Research: Morphology, Systematics,Evolution,Ecology and Biostratigr., Kollektiv PIN,
RAN, eds., 61-67, 2 pl., Moskva 2006
Nikolaeva, Akhmetshina & Konovalova 2009 The Carboniferous carbonates of the Dombar Hills (western Kazakhstan) and the problem of the Viséan-Serpukhovian boundary. [S.V.Nikolaeva, L.Z.Akhmetshina, V.A.Konovalova, V.F.Korobkov & G.F.Zainakaeva]
Palaeoworld, 18: 80-93, 9 fig.
Ruzhencev & Bogoslovskaya 1971a Namiurskii etap v evoliutsii ammonodei. Rannenamiurskie ammonoidei.
Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 133: 1-382, fig.1-89, pl.1-40; Moskva.