Grünwedel, Albert (1920). Alt-Kutscha. str. 251 ff (Doppeltafel Tafel I, II – Fig. 1, Fig. 2) – prek National Institute of Informatics - Digital Silk Road Project: Digital Archive of Toyo Bunko Rare Books. Also black and white 1912 photograph.
sohu.com
»俄立艾爾米塔什博物館藏克孜爾石窟壁畫«. www.sohu.com (v kitajščini). References BDce-888、889, MIK III 8875, now in the Hermitage Museum.