found: Work cat.: 2009046087 Fassberg, S. The Jewish Neo-Aramaic dialect of Challa, 2010 :ECIP t.p. (Challa) intr. (The village of Challa, known today as Cukurca, is located east of the Great Zab at 37°15' N 43° 37' E in southeastern Turkey, about two kilometers from the Iraqi border and 100 kilometers from the Iranian border.)
found: GeoNet, Nov. 03, 2009(Çukurca, 37° 14' 53" N, 043° 36' 49" E; variants: Çal, Çokurca; "seat of a second-order administrative division")
found: Encyc. Judaica, 2007 :v. 15, p. 70, (Čalla (Çukurca) in Turkey)
found: Di dîroka Kurdistanê de Çel, 2019.