3[4]Lawrence B Goldhirach.The Warsaw Convention Anootated:A Legal Handbook[M].The Hague:Kluwer Law International,2000.185.
4[5]Pablo Mendes De Leon,Wemer Eyskens.Analysis of Some Aspects of The Attempted Modernization and Consolidation of The Warsaw System[J].Journal of Air Law and Commerce,2001,66:1155.