@article{Sheehan2013,
author = {Sheehan, C.M. and Riosmena, F. },
title= {Migration, business formation, and the informal economy in urban Mexico},
year = {2013},
doi = {10.1016/j.ssresearch.2013.01.006},
journal = {Social Science Research },
volume = {42},
number = {4},
pages = {1092--1108},
}