@article{Henry2004,
author = {Henry, S. and Schoumaker, B. and Beauchemin, C.},
title= {The impact of rainfall on the first out-migration: A multi-level event-history analysis in Burkina Faso},
year = {2004},
journal = {Population and Environment},
volume = {25},
number = {2},
pages = {423--460},
}