M. S. Franklin Thamil Selvi
      Harmonious coloring of central graphs of certain snake graphs
      Applied Mathematical Sciences, Vol. 9, 2015, no. 12, 569-578
      http://dx.doi.org/10.12988/ams.2015.4121012

Copyright © 2014 M. S. Franklin Thamil Selvi. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.