Waugh, Daniel 2007. Richthofen's "Silk Roads": toward the archaeology of a concept. The Silk Road. 5, #1. [1]Archived 2012-09-15 at the Wayback Machine
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Waugh, Daniel 2007. Richthofen's "Silk Roads": toward the archaeology of a concept. The Silk Road. 5, #1. [1]Archived 2012-09-15 at the Wayback Machine
