@article{article94ab3ea9,
title   = {On the invariance principle: generalizations and applications to synchronization},
author = {Rodrigues, Hildebrando Munhoz and Alberto, Luís Fernando Costa and Bretas, Newton Geraldo},
year = {2000},
doi = {10.1109/81.847878},
journal   = {IEEE Transactions on Circuits and Systems}
}