@article{1181072714,
author = {Tomastik, E.C.},
title = {Separation Theorems for Nonselfadjoint Differential Systems},
journal = {Rocky Mountain J. Math.},
volume = {22},
number = {4},
year = {1992},
pages = { 1097-1110},
language = {en},
url = {http://dml.mathdoc.fr/item/1181072714}
}
Tomastik, E.C. Separation Theorems for Nonselfadjoint Differential Systems. Rocky Mountain J. Math., Tome 22 (1992) no. 4, pp. 1097-1110. http://gdmltest.u-ga.fr/item/1181072714/