@article{paperid:1021203,
author = {Asgharpourmasouleh, Ahmadreza and Flaminio Squazzoni},
title = {Social Structures},
journal = {Journal of Artificial Societies and Social Simulation},
year = {2010},
volume = {13},
number = {1},
month = {January},
issn = {1460-7425},
pages = {1--3},
			numpages = {2},
keywords = {social structure},
}