Authors	Year	Title
Nikolaeva	1990	Novyy rod antrakotseratid (Ammonoidea) iz Tyan'-Shanya. Paleontologicheskiy Zhurnal, 1990 (3): 108-111, fig.1-2; Moskva.
Nikolaeva & Nigmadzhanov	1992	Pogranichnye otlozheniya Nizhnego i Srednego Karbona v Yuzhnom Tyan'-Shane. Isvestiya Akademii Nauk, Seriya geologicheskaia, 2, 1992: 97-104, fig.1,2, pl.1; Moskva.
Nikolaeva	1994	Serpukhovskie i bashkirskie ammonoidei Sredney Asii. Trudy Paleontologicheskogo Instituta Rossiiskaya Akademiya Nauk, 259: 1-143, fig.1-56, tab.1-2, pl.1-10; Moskva.