@article{02144323,
title = {The geometry of convex cones associated with the Lyapunov inequality and the common Lyapunov function problem.},
journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]},
volume = {14},
year = {2005},
pages = {42-63},
zbl = {1172.37307},
language = {en},
url = {http://dml.mathdoc.fr/item/02144323}
}
Mason, Oliver; Shorten, Robert. The geometry of convex cones associated with the Lyapunov inequality and the common Lyapunov function problem.. ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 14 (2005) pp. 42-63. http://gdmltest.u-ga.fr/item/02144323/