@article{Goyal2006,
author = {Goyal, S. and van der Leij, M. and Moraga-Gonzalez, J.L.},
title= {Economics: An emerging small world},
year = {2006},
doi = {10.1086/500990},
journal = {Journal of Political Economy},
volume = {114},
number = {2},
pages = {403--412},
}