2) Collaborative Process Management System Based on PDM [J].CAD/CAM and Manufacturing Informatization, 2005, (Z 1).
3) Working hours quota formulation method based on typical processes [J]. Mechanical Design and Manufacturing, 2006, (10).
4) Research and implementation of process information system based on PDM/iMAN [J]. Machine tools and hydraulics, 2006, (4).
5) Multi-granularity access control model for product lifecycle management. Computer integrated manufacturing system, 2008, (11): 2119-2128.