TY  - DATA
AU  - Yongzhong Qiao
TI  - Maintenance Time and the Industry Development of Patents
SN  - 9789811016219
PB  - Springer
KW  - Business and Management
KW  - Innovation and Technology Management
UR  - https://link.springer.com/openurl?genre=book&isbn=978-981-10-1621-9
ER  -