TY - BOOK AU - Zhengmao Li TI - Telecommunication 4.0 SN - 978-981-10-6301-5 PB - Springer KW - "Engineering; Communications Engineering, Networks; Information Systems and Communication Service; Community and Environmental Psychology" UR - http://link.springer.com/openurl?genre=book&isbn=978-981-10-6301-5 ER -