Christoforos D. Kavadias Bernard Perrin Vangelis Kollias Michael Loupis Enhanced SDL Subset for the Design and Implementation of Java-Enabled Embedded Signalling Systems. 137-149 2003 conf/sdl/2003 SDL Forum http://link.springer.de/link/service/series/0558/bibs/2708/27080137.htm db/conf/sdl/sdl2003.html#KavadiasPKL03