Study on the international law issues of protective jurisdiction. Study on the international law issues of protective jurisdiction 并列题名:Study on the international law issues of protective jurisdiction Study on the international systems of protecting plant variety 并列题名:Study on the international systems of protecting plant variety Study of private international law issues in cross-border surrogacy Studies on international admiralty jurisdiction Study on the internationalization of criminal law of China bao hu xing guan xia quan de guo ji fa wen ti yan jiu/: study on the international law issues of protective jurisdiction, 并列题名:Study of private international law issues in cross-border surrogacy