@techreport{Mauritania National Agency for Statistics and Demographic and Economic Analysis2016–2019,
author = {Mauritania National Agency for Statistics and Demographic and Economic Analysis},
title= {2020 statistical yearbook},
year = {2016–2019},
URL = {https://ansade.mr/fr/annuaire-statistique-2020},
publisher = {National Agency for Statistics and Demographic and Economic Analysis},
address = {Nouakchott},
}