1[5]Fung, K.C., & Lau, L.J.. New Estimates of U.S.-China Bilateral Trade Balances [J]. Journal of Japanese and International Economics, 2001, (15): 102-130.
2[6]Fung, K.C., & Lau, L.J.. Adjusted Estimates of United States-China Bilateral Trade Balances: 1995 - 2002[J]. Journal of Asian Economics, 2003, (14): 489-496.