Authors Year Title
Librovitch 1927 Nizhnekamennougol'nye golovonogie iz raiona ozera Son-kul' (Tian' Shan').
Materialy obshchei i  prikladnoi geologii, Geologicheskii komitet, vypusk 74: 1-55, pl.1-7; Leningrad.
Librovitch 1941 Otryad Ammonoidea. In: Atlas rukovodyashchikh form iskopaemykh faun SSSR, t. IV. Nizhniy otdel kamennougol'noy sistemy.
Gosgeolizdat: 137-153, fig.13-43, pl.34-40; Moskva-Leningrad.
Popov 1965b Novye vizeiskie ammonoidei Tian'-Shania.
Paleontologicheskiy Zhurnal, 1965 (2): 35-49, fig.1-8, pl.3,4; Moskva.
Popov 1968 Vizeiskie ammonoidei cevernogo Tyan'-Shanya i ikh stratigraficheskoe zhachenie.
Akad. Nauk Kirgizkoy SSR, Inst. Geologii: 1-116, fig.1-22, pl.1-8; Frunze.
Popov 1974 Lektotip Dzhaprakoceras tianshanicum (Librovich).
Paleontologicheskiy Zhurnal, 1974 (4): 129-130, fig.1; Moskva.
Walliser 1966 Preliminary notes on Devonian, Lower and Upper Carboniferous goniatites in Iran.
Rep. Geol. Surv. Iran, 6: 7-24, fig.1-7, pl.1-3; Tehran.