张杨2019-09-252019-09-252017-03-032014-04-01http://hdl.handle.net/20.500.12424/492458chiWith permission of the license/copyright holder阿莱克修斯一世拜占庭帝国对外关系实用性Alexius IByzantine EmpireDiplomacyPracticability阿莱克修斯一世的外交政策研究 [A Study of Alexius's Diplomacy Policy]Thesis