Per Block. Reciprocity, transitivity, and the mysterious three-cycle. Social Networks, 40:163-173, 2015. [doi]
@article{Block15,
title = {Reciprocity, transitivity, and the mysterious three-cycle},
author = {Per Block},
year = {2015},
doi = {10.1016/j.socnet.2014.10.005},
url = {http://dx.doi.org/10.1016/j.socnet.2014.10.005},
researchr = {https://researchr.org/publication/Block15},
cites = {0},
citedby = {0},
journal = {Social Networks},
volume = {40},
pages = {163-173},
}