The following publications are possibly variants of this publication:
- Controlling anonymous mobile agents to form a circle formation in a plane without collisionChen Wang, Guangming Xie. cdc 2016: 916-921 [doi]
- Forming Circle Formations of Anonymous Mobile Agents With Order PreservationChen Wang, Guangming Xie, Ming Cao. tac, 58(12):3248-3254, 2013. [doi]
- Circle Formation of Anonymous Mobile Agents with Measurement ErrorsYuanyuan Wang, Cheng Song, Yuan Fan. icnsc 2019: 269-274 [doi]
- Control of acyclic formations of mobile autonomous agentsMing Cao, Brian D. O. Anderson, A. Stephen Morse, Changbin Yu. cdc 2008: 1187-1192 [doi]