Yin xu qing tong qi/ Xin chu qing tong qi yan jiu/ Bei fang qing tong qi Xue se qing tong : Yin zhou qing tong qi tong lun/ Jin wen- qing tong qi(kao gu) Qing tong qi Zhong guo gu qing tong qi xuan/ Shang zhou qing tong qi wen shi/ ying yong tong ji xue