BibTex format
@article{Zachariou:2015:10.1371/journal.pone.0142685,
author = {Zachariou, N and Expert, P and Takayasu, M and Christensen, K},
doi = {10.1371/journal.pone.0142685},
journal = {PLOS One},
title = {Generalised Sandpile Dynamics on Artificial and Real-World Directed Networks},
url = {http://dx.doi.org/10.1371/journal.pone.0142685},
volume = {10},
year = {2015}
}