@article{2763,
author = {Chukwu, Ethelbert N.},
title = {On the reachable sets of non-autonomous linear control systems},
journal = {Portugaliae mathematica},
volume = {34},
year = {1975},
pages = {91-103},
zbl = {0321.93017},
mrnumber = {0390893},
language = {en},
url = {http://dml.mathdoc.fr/item/2763}
}
Chukwu, Ethelbert N. On the reachable sets of non-autonomous linear control systems. Portugaliae mathematica, Tome 34 (1975) pp. 91-103. http://gdmltest.u-ga.fr/item/2763/