@article{Garay Villegas2014,
author = {Garay Villegas, S. and Montes de Oca Zavala, V. and Guillén, J.},
title= {Social support and social networks among the elderly in Mexico},
year = {2014},
doi = {10.1007/s12062-014-9099-2},
volume = {7},
number = {2},
pages = {143‒159},
}