1Lloyd , P. J. (2001) , "Rules of Origin and Fragmentation of Trade" , in Leonard K.Cheng and H. Kierzkowski (eds.) ,Global Production and Trade in East Asia, Kluwer Academic Publishers,Boston,pp.273-287.
2Lok Sang Ho (1998) , "Country. of Origin Rules: Its Origin, Nature, and Directions for Reform" , Pacific Economic Review3(2) ,pp.161-166.
3Moshe Hirsch (2002) , "International Trade Law, Political Economy and Rules of Origin" , Journal of World Trade 36 (2) ,pp.171-188.