@article{12:77,author={Nino Shervashidze and Pascal Schweitzer and Erik Jan van Leeuwen and Kurt Mehlhorn and Karsten M. Borgwardt}, Title={Weisfeiler-Lehman Graph Kernels},journal={Journal of Machine Learning Research},volume={12}, url={http://www.jmlr.org/papers/volume12/shervashidze11a/shervashidze11a.pdf}}