@article{02111797, title = {Approximate controllability of semilinear neutral systems in Hilbert spaces.}, journal = {Journal of Applied Mathematics and Stochastic Analysis}, volume = {16}, year = {2003}, pages = {233-242}, doi = {10.1155/S1048953303000170}, zbl = {1052.93009}, language = {en}, url = {http://dml.mathdoc.fr/item/02111797} }
Mahmudov, N.I.; Zorlu, S. Approximate controllability of semilinear neutral systems in Hilbert spaces.. Journal of Applied Mathematics and Stochastic Analysis, Tome 16 (2003) pp. 233-242. doi : 10.1155/S1048953303000170. http://gdmltest.u-ga.fr/item/02111797/