Michael Zand: Language and Literature. In: Liya Mikdash-Shamailov: Mountain Jews: Customs and Daily Life in the Caucasus. The Israel Museum (Muzeon Yisrael), Jerusalem 2002, S. 37.
narod.ru
udilang.narod.ru
Wolfgang Schulze: Towards a History of Udi. International Journal of Diachronic Linguistics 1, 2005, S. 55–91.