Gaetano Borriello Carl Hartung Bruce Hemingway Karl Koscher Brian Mayton Multi-player soccer and wireless embedded systems. 82-86 2008 SIGCSE http://doi.acm.org/10.1145/1352135.1352165 conf/sigcse/2008 db/conf/sigcse/sigcse2008.html#BorrielloHHKM08