1. Bioaccumulation of lead by Bacillus species isolated from pig waste;Akujobi;J. Res. Biol.,2012
2. Les gisements de plomb de Zeïda et de Boumia;Amade;Notes & Mém Serv géol Maroc,1965
3. Assessment of the physicochemical quality of water in the river oum errbia Morocco;Asfers;IOSR J. Appl. Chem.,2017
4. Heavy metals in Morocco Lagoon and river sediments;Bellucci;J. Phys. IV,2003
5. A new geochemical classification of sedimentary environments;Berner;J. Sediment. Res.,1981