The following publications are possibly variants of this publication:
- Optional and Responsive Locking in Distributed Collaborative Object Graphics Editing SystemsDavid Chen, Chengzheng Sun. wise 2000: 414-418
- Distributed Dynamic-Locking in Real-Time Collaborative Editing SystemsXianghua Xu, Jiajun Bu, Chun Chen, Yong Li 0004. criwg 2004: 271-280 [doi]
- On Demand Consistency Control for Collaborative Graphics Editing Systems in Heterogeneous EnvironmentsBo Jiang, Jiajun Bu, Chun Chen. cscwd 2007: 318-325 [doi]
- Optional and Responsive Fine-Grain Locking in Internet-Based Collaborative SystemsChengzheng Sun. tpds, 13(9):994-1008, 2002. [doi]
- Remote Control Point Motion Prediction in Internet-Based Real-Time Collaborative Graphics Editing SystemsBo Jiang, Jiajun Bu, Chun Chen, Jianxv Yang. criwg 2005: 137-144 [doi]
- Undoing any operation in collaborative graphics editing systemsDavid Chen, Chengzheng Sun. group 2001: 197-206 [doi]
- Collaborative object grouping in graphics editing systemsSteven Xia, David Sun, Chengzheng Sun, David Chen. colcom 2005: [doi]