@article {679,
	title = {Cooperative observers and regulators for discrete-time multiagent systems},
	journal = {International Journal of Robust and Nonlinear Control},
	volume = {23},
	year = {2012},
	month = {09/2013},
	pages = {1545 - 1562},
	doi = {10.1002/rnc.2840},
	author = {Hengster-Movric, Kristian and Lewis, Frank}
}