@article{Backhaus2015,
author = {Backhaus, A. and Martinez–Zarzoso, I. and Muris, C.},
title= {Do climate variations explain bilateral migration? A gravity model analysis},
year = {2015},
doi = {10.1186/s40176-014-0026-3},
volume = {4},
number = {1},
pages = {1--15},
}