4王秉钧(WangBingjun).通信系统(CommunicationSystem),Publishing House of Xidian Universitiy)[M].西安:西安电子科技大学出版社(Xi'an,1999..
5徐澄圻(XuChengqi).21世纪通信发展趋势(TheDevelopingTrendforthe21stCenturyCommunicationSystem),People's Posts and Telecommunications Publish[M].北京:人民邮电出版社(Beijing,2003..