G.  Liang, Tu, Y., Zong, L., Chen, J., and Lam, T. Lun, ?Energy Sharing Mechanism for a Freeform Robotic System - FreeBOT?, in 2022 International Conference on Robotics and Automation (ICRA), Philadelphia, PA, USA, 2022, pp. 4232?4238.

Y.  Tu, Liang, G., and Lam, T. Lun, ?FreeSN: A Freeform Strut-node Structured Modular Self-reconfigurable Robot - Design and Implementation?, in 2022 International Conference on Robotics and Automation (ICRA), Philadelphia, PA, USA, 2022, pp. 4239?4245.

Y.  Tu, Liang, G., and Lam, T. Lun, ?Graph Convolutional Network based Configuration Detection for Freeform Modular Robot Using Magnetic Sensor Array?, in 2021 IEEE International Conference on Robotics and Automation (ICRA), Xi'an, China, 2021, pp. 4252?4258.