Orok

Oroques ou oroks (Ороки em russo, também denominados ulta, ulcha, ульта) são uma população da ilha Sacalina (principalmente na parte leste da ilha), na Rússia.

• Kolga, Margus (2001), «Nivkhs», The Red Book of the Peoples of the Rússian Empire, ISBN ISBN 9985-9369-2-2 Verifique |isbn= (ajuda), Tallinn, Estonia: NGO Red Book 
• Shternberg, Lev Iakovlevich; Grant, Bruce (1999), The Social Organization of the Gilyak, ISBN 0-295-97799-X, New York: American Museum of Natural History 
• Suzuki, Tessa Morris (1998), «Becoming Japanese: Imperial Expansion and Identity Crises in the Early Twentieth Century», in: Minichiello, Sharon, Japan's competing modernities: issues in culture and democracy, 1900-1930, ISBN 9780824820800, University of Hawaii Press, pp. 157–180 
• 上原善広 , «「平和の島」が「スパイの島」に [From "Peace Island" to "Spy Island"]», Kodansha G2, 4 (2), consultado em 19 de março de 2011, cópia arquivada em |arquivourl= requer |arquivodata= (ajuda) 🔗 
• Weiner, Michael (2004), Race, Ethnicity and Migration in Modern Japan: Imagined and imaginary minorities, ISBN 9780415208574, Taylor and Francis 

• Missonova, Lyudmila I. (2009). The Main Spheres of Activities of Sakhalin Uilta: Survival Experience in the Present-Day Context. Sibirica: Interdisciplinary Journal of Siberian Studies, 8:2, 71–87. Abstract available here (retrieved November 9, 2009).
• Ороки. -- Народы Сибири, Москва—Ленинград 1956.
• Т. Петрова, Язык ороков (ульта), Москва 1967.
• А. В. Смоляк, Южные ороки. -- Советская этнография 1, 1965.
• А. В. Смоляк, Этнические процессы у народов Нижнего Амура и Сахалина, Москва 1975.

• Oroks in the Red Book of the Peoples of the Russian Empire