@article {2008,
	title = {Stability of planar switched systems: the nondiagonalizable case},
	journal = {Commun. Pure Appl. Anal. 7 (2008) 1-21},
	number = {SISSA;44/2006/M},
	year = {2008},
	doi = {10.3934/cpaa.2008.7.1},
	url = {http://hdl.handle.net/1963/1857},
	author = {Ugo Boscain and Moussa Balde}
}
