@article {GreDCDIS06,
	title = {Comments on Necessary and Sufficient Vertex Solutions for Robust Stability Analysis of Families of Linear State Space Systems},
	journal = {Dyn. Contin. Discrete Impuls. Syst. Ser. B Appl. Algorithms},
	volume = {14},
	number = {5},
	year = {2007},
	pages = {749{\textendash}752},
	keywords = {Robotics},
	author = {L. Greco}
}
