@misc{misc50e41c2e,
title   = {Entropy and heterogeneity measures for directed graphs},
author = {Cheng, Ye and Wilson, Richard C. and Comin, César H. and Costa, Luciano da Fontoura and Hancock, Edwin R.},
year = {2013},
doi = {10.1007/978-3-642-39140-8_15},
publisher = {Springer},
booktitle   = {International Workshop on Similarity-Based Patter Analysis and Recognition - SIMBAD}
}