@article {luo2019multi,
	title = {Multi-robot rendezvous based on bearing-aided hierarchical tracking of network topology},
	journal = {Ad Hoc Networks},
	volume = {86},
	year = {2019},
	pages = {131{\textendash}143},
	publisher = {Elsevier},
	author = {Luo, Shaocheng and Kim, Jonghoek and Parasuraman, Ramviyas and Bae, Jun Han and Matson, Eric T and Min, Byung-Cheol}
}
