@article{GDZPPN001264842, title = {A new matrix representation theorem for semigroups.}, journal = {Semigroup forum}, volume = {53}, year = {1996}, pages = {293-306}, url = {http://dml.mathdoc.fr/item/GDZPPN001264842} }
Okninski, J.; Ponizovskii, J.S. A new matrix representation theorem for semigroups.. Semigroup forum, Tome 53 (1996) pp. 293-306. http://gdmltest.u-ga.fr/item/GDZPPN001264842/