@ARTICLE{lesar:tse,
AUTHOR = {N. Halbwachs and F. Lagnier and C. Ratel },
TITLE = {Programming and verifying real-time systems by means of
the synchronous data-flow programming language Lustre},
JOURNAL = {IEEE Transactions on Software Engineering,
Special Issue on the Specification and Analysis
of Real-Time Systems},
MONTH={September },
YEAR=1992
}