《资治通鉴·汉纪·汉纪十》
这一年，武帝征召官吏百姓中明晓当世政务、熟知古代圣王治国之术的人到朝廷任职，命令应征者与各地进京的 上计吏 同行，由沿途各县供应饭食。
是岁，征吏民有明当世之务、习先圣之术者，县次续食，令与计谐。
In this year, Emperor Wu issued an order for all officials and citizens who were knowledgeable in current state affairs and familiar with the ancient kings' methods of governing to come to the court to take up official posts. He commanded all applicants to travel to the capital with the shangji officials who regularly came from all the provinces to hand in their tax revenues, and the counties along the way were to provide them with food.