%0 Journal Article %T Chromatic Classes of 2-Connected (n,n+4)-Graphs with Exactly Three Triangles and at Least Two Induced 4-Cycles %A G. C. Lau %A Y. H. Peng %J ISRN Discrete Mathematics %D 2011 %I Hindawi Publishing Corporation %R 10.5402/2011/430396 %U http://dx.doi.org/10.5402/2011/430396