O157.5
山东省自然科学基金项目(Y2008A20);山东省教育厅科技项目基金(TJY0706);济南大学科技基金(XKY0705).
the Nature Science Foundation of Shandong Province. the Scientific Research Foundation of Shandong Provincial Education Department.
马巧灵. 路与扇形图联图的(2,1)-全标号[J]. 科学技术与工程, 2010, (21): .
maqiaoling. The total labelling number of the joint graph of path and fan[J]. Science Technology and Engineering,2010,(21).