On the doctrine of the most significant relationship in private international law 并列题名:On the doctrine of the most significant relationship in private international law State sovereignty and the postmodern transition of private international law Study on the problems of nationality in private international law On the application of mandatory rules of law in private international law Road to the invigoration of private international law 并列题名:Study on the problems of nationality in private international law 并列题名:Road to the invigoration of private international law Study on the jurisdiction system concerning internet cases in private international law Study of the contract for air-ground intermodal transport in private international law