The L(2,1) -Labeling of Outerplane Graphs
Received:August 30, 2001  
Key Words: outerplane graph   L(2   1)-labeling.  
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Author NameAffiliation
WANG Xin-hong Dept. of Math.
Shandong University
Jinan
China 
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Abstract:
      
Citation:
DOI:10.3770/j.issn:1000-341X.2003.03.027
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