Gorno-geologicheskiĭ institut (Akademi︠i︡a nauk SSSR. Bashkirskiĭ filial) & Timergazin, K. R. (1959). Stratigraficheska︠i︡a skhema dosrednedevonskikh otlozheniĭ Volgo-Uralʹskoĭ neftenosnoĭ provin︠t︡sii: Proekt unifizirovannoĭ skhemy. Akademi︠i︡a nauk SSSR, Bashkirskiĭ filial, Gorno-geologicheskiĭ in-t.
Παραπομπή σε μορφή Chicago (17η εκδ.)Gorno-geologicheskiĭ institut (Akademi︠i︡a nauk SSSR. Bashkirskiĭ filial) και K. R. Timergazin. Stratigraficheska︠i︡a Skhema Dosrednedevonskikh Otlozheniĭ Volgo-Uralʹskoĭ Neftenosnoĭ Provin︠t︡sii: Proekt Unifizirovannoĭ Skhemy. Ufa: Akademi︠i︡a nauk SSSR, Bashkirskiĭ filial, Gorno-geologicheskiĭ in-t, 1959.
Παραπομπή σε μορφή MLA (8th εκδ.)Gorno-geologicheskiĭ institut (Akademi︠i︡a nauk SSSR. Bashkirskiĭ filial) και K. R. Timergazin. Stratigraficheska︠i︡a Skhema Dosrednedevonskikh Otlozheniĭ Volgo-Uralʹskoĭ Neftenosnoĭ Provin︠t︡sii: Proekt Unifizirovannoĭ Skhemy. Akademi︠i︡a nauk SSSR, Bashkirskiĭ filial, Gorno-geologicheskiĭ in-t, 1959.