@article{Beauchemin2020,
author = {Beauchemin, C. and Flahaux, M.L. and Schoumaker, B.},
title= {Three sub-Saharan migration systems in times of policy restriction},
year = {2020},
doi = {10.1186/s40878-020-0174-y},
volume = {8},
number = {19},
}