Mauritania 22.03.05 Urgent Interventions Mauritania : Arbitrary detentions of Mr. Mohamed Lemine Ould Mahmoudi, Mrs. Aïchetou Mint El Hadar and Mrs. Moya Mint Boyah Resources / Urgent interventions / Mauritania : Arbitrary detentions of Mr. Mohamed Lemine Ould Mahmoudi, Mrs. Aïchetou Mint El Hadar and Mrs. Moya Mint Boyah