@inproceedings {1446, title = {On Decentralized Observability of Discrete Event Systems}, booktitle = {50th IEEE Conference on Decision and Control and European Control Conference}, year = {2011}, month = {12/2011}, publisher = {IEEE}, organization = {IEEE}, address = {Orlando, Florida, USA}, author = {M.P. Cabasino and A. Giua and Mahulea, Cristian and C. Seatzu} }