@article{GDZPPN001262866,
title = {On maximal compact subsemigroups of the endomorphism semigroup of an n-dimensional complex vector space.},
journal = {Semigroup forum},
volume = {46},
year = {1993},
pages = {196-208},
zbl = {0790.20081},
url = {http://dml.mathdoc.fr/item/GDZPPN001262866}
}
Shneperman, L.B. On maximal compact subsemigroups of the endomorphism semigroup of an n-dimensional complex vector space.. Semigroup forum, Tome 46 (1993) pp. 196-208. http://gdmltest.u-ga.fr/item/GDZPPN001262866/