Chitinskiĭ institut prirodnykh resursov, Sho︠t︡skiĭ, V. P., & Nedeshev, A. A. (1988). Udokan: Problemy territorialʹnogo vzaimodeĭstvi︠i︡a (Nauch. izd.). "Nauka," Sibirskoe otd-nie.
Lua i Stíl Chicago (17ú heag.)Chitinskiĭ institut prirodnykh resursov, V. P. Sho︠t︡skiĭ, agus A. A. Nedeshev. Udokan: Problemy Territorialʹnogo Vzaimodeĭstvi︠i︡a. Nauch. izd. Novosibirsk: "Nauka," Sibirskoe otd-nie, 1988.
Lua MLA (8ú heag.)Chitinskiĭ institut prirodnykh resursov, et al. Udokan: Problemy Territorialʹnogo Vzaimodeĭstvi︠i︡a. Nauch. izd. "Nauka," Sibirskoe otd-nie, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.