Dasgupta, Partha SarathiSen, A KNandy, Subhas CBhattacharya, Bhargab B2012-03-222012-03-222001IEEE transactions on systems,man and cybernetics,V31,P497-507http://hdl.handle.net/10263/3349enArtificial intelligenceHeuristic searchNumber partitioningVLSI floor planningSearching networks with unrestricted at costsArticle