1. J.H. Kim, Y.D. Kim, K.H. Lee, The third generation of robotics: ubiquitous robot, in: Proceedings of the 2nd International Conference on Autonomous Robots and Agents, Palmerston North, New Zealand, 2004, pp. 1–12.
2. Network robot systems;Sanfeliu;Robotics and Autonomous Systems,2008
3. Abdelghani Chibani, Karim Djouani, Yacine Amirat, Context aware service agents for ubiquitous robots applications, in: Proceedings of the 4th IEEE International Conference on Ubiquitous Robots and Ambient Intelligence, URAI, Pohang, Korea, 2007, pp. 118–124.
4. Abstracting people’s trajectories for social robots to proactively approach customers;Kanda;IEEE Transactions on Robotics,2009
5. Robotic companions for smart space interactions;Lee;IEEE Pervasive Computing,2009