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"Goji Berries"(PDF). UK Food Standards Agency, Novel Foods, Additives and Supplements Division. June 2007. Archived from the original(PDF) on 20 November 2012. Retrieved 13 April 2013.
"TibetInfoNet - Update". Archived from the original on 19 October 2012. Retrieved 1 November 2012. Staff Reporter. The commercial legend of goji. Selling a Chinese crop under the Tibetan flag. TibetInfoNet, 29 July 2007.
"Goji Berries"(PDF). UK Food Standards Agency, Novel Foods, Additives and Supplements Division. June 2007. Archived from the original(PDF) on 20 November 2012. Retrieved 13 April 2013.
"TibetInfoNet - Update". Archived from the original on 19 October 2012. Retrieved 1 November 2012. Staff Reporter. The commercial legend of goji. Selling a Chinese crop under the Tibetan flag. TibetInfoNet, 29 July 2007.