1. Another look at the Baoshan complex;Koshiro;China Newsletter,1981
2. Bingqian Wang , “Report on the final state accounts for 1979, the draft state budget for 1980 and the financial estimates for 1981,” Renmin ribao, 13 09 1980
3. Kyokai Nitchu Keizai (The Japan–China Association on Economy and Trade), 1982, p. 157