Serebrennikova, O. V., & Bolʹshakov, G. F. (1988). Ėvol︠i︡u︠t︡si︠i︡a tetrapirrolʹnykh pigmentov v osadochnykh otlozheni︠i︡akh. "Nauka," Sibirskoe otd-nie.
Lua i Stíl Chicago (17ú heag.)Serebrennikova, O. V., agus G. F. Bolʹshakov. Ėvol︠i︡u︠t︡si︠i︡a Tetrapirrolʹnykh Pigmentov V Osadochnykh Otlozheni︠i︡akh. Novosibirsk: "Nauka," Sibirskoe otd-nie, 1988.
Lua MLA (8ú heag.)Serebrennikova, O. V., agus G. F. Bolʹshakov. Ėvol︠i︡u︠t︡si︠i︡a Tetrapirrolʹnykh Pigmentov V Osadochnykh Otlozheni︠i︡akh. "Nauka," Sibirskoe otd-nie, 1988.
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