Zviad Tskhvediani, Old Arabic Dialect of Huzayl, Perspective XXI, V, Tbilisi, 2003 (in Georgian). Zviad Tskhvediani mentiones the following article by G. Chikovani: Chikovani G., Kashkadarya Dialect of Central Asia, The abstract of the dissertation thesis submitted to obtain PHD degree in philology, Tbilisi, 2002 (in Georgian).