@article{Massey2008,
author = {Massey, D.S. and Kalter, F. and Pren, K.A.},
title= {Structural economic change and international migration from Mexico and Poland},
year = {2008},
journal = {Kölner Zeitschrift für Soziologie und Sozialpsychologie},
volume = {60},
number = {48},
pages = {134−161},
}