@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 }