@techreport{Laczko2009,
author = {Laczko, F. and Aghazarm, C.},
title= {Migration, environment and climate change: Assessing the evidence},
year = {2009},
URL = {https://publications.iom.int/system/files/pdf/migration_and_environment.pdf},
publisher = {International Organization for Migration},
address = {Geneva},
}