Authors Year Title
Leonova 1983 Perrinitidy  Pamira (Goniatitida).
Paleontologicheskiy Zhurnal, 1983 (3): 39-53, fig.1-8, pl.4; Moskva.
Leonova & Dmitriev 1989 Rannepermskie ammonoidei Yugo-Vostochnogo Pamira.
Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 235: 1-198, fig.1-79, pl.1-16; Moskva.
Leonova 1996 O sistematike permskikh ammonoidei semeistva Perrinitidae.
[On the Systematics of the Permian Ammonoid Family Perrinitidae.]
Paleontologicheskii Zhurnal, 1966 (2): 25-33, 6 text-figs., Moskva.
Tumanskaia 1949 O permskikh ammoneiakh Srednei Azii.
Byull. Moskovsk. Obshchestva isp. Prirody, Otd. Geologii, 24 (6): 49-84, fig.1-40, pl.1-6; Moskva.
Tumanskaia 1963 Permskie ammonei tsentral'nogo Pamira i ikh stratigraficheskoe znachenie.
Otd. geol.-geogr. nauk Akad. Nauk SSSR: 1-119, fig.1-48, pl.A,B,1-23; Moskva.