Thanwadee Thanitsukkarn Anthony Finkelstein Multiperspective Analysis of the Sisyphus-I Room Allocation Task Modelled in a CG Meta-Representation Language. 272-296 1999 conf/iccs/1999 ICCS db/conf/iccs/iccs99.html#ThanitsukkarnF99 http://dx.doi.org/10.1007/3-540-48659-3_18