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Wikimedia Commons. (2005). File:Populus diversifolia, Ekhiin-Gol oazis, Shinejinst sum, Bayankhongor province, Mongolia, Gobi desert.JPG. Retrieved from https://commons.wikimedia.org/wiki/File:Populus_diversifolia,_Ekhiin-Gol_oazis,_Shinejinst_sum,_Bayankhongor_province,_Mongolia,_Gobi_desert.JPG