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Lua i Stíl Chicago (17ú heag.)Moscow (Russia). Laboratori︠i︡a osadochnykh poleznykh iskopaemykh agus V. K. Chaĭkovskiĭ. Problemy Osadochnogo Rudoobrazovani︠i︡a: Sb. Stateĭ. Moskva: Nauka, 1978.
Lua MLA (8ú heag.)Moscow (Russia). Laboratori︠i︡a osadochnykh poleznykh iskopaemykh agus V. K. Chaĭkovskiĭ. Problemy Osadochnogo Rudoobrazovani︠i︡a: Sb. Stateĭ. Nauka, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.