L .Ouchah, L. Mandi, N .Ouazzani, 2011, Essays of phosphorus recovery from fertilizer industry effluents. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

Y. Jaouad, L. Mandi, M. Achak, and N. Ouazzani, 2011, Application of natural biosorbents to olive mill waste water for phenolic compounds removal. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

S. Nacir, L. Mandi, N. Ouazzani, 2011, Efficacité d’un chenal algal à haut rendement avec deux systèmes d’agitation : air lift et roue à aube sous climat aride. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

S. Tiglyene, A. Jaouad, L. Mandi, 2011, Chromium mobility and speciation in Phragmites australis system for tannery wastewater treatment. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

M. Achak, A. Hafidi, L. Mandi and N. Ouazzani, 2011, Removal of phenolic compounds from olive mill wastewater by adsorption onto wheat bran. Proceedings of the 1st water and Environment international conference, WATEIC-2011, 26-29 October. ISBN: 978-9981-916-34-0

S. Nacir, L. Mandi, N. Ouazzani, 2011, Comparaison des performances d’un chenal algal à haut rendement et d’un lagunage naturel sous climat semi-aride. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

M. Esshaimi, N. Ouazzani, M. Avila, G. Perez, M. Valiente and L. Mandi, 2011, Heavy metal contamination of soils and water resources around some abandoned mines in the southern morocco. Proceedings of the 1st water and Environment international conference, WATEIC-2011, Marrakech, 26-29 October 2011. ISBN: 978-9981-916-34-0

F.Aziz, N.Ouazzani, J.Parrado,B.Rodríguez Morgado, M. Dominguez Barragán, L.Mandi. 2011. Bacterial study of groundwater supply in the valley of Assif El Mal (Marrakech area), and treatment trials. IV International Conference on Environmental, Industrial and Applied Microbiology-BioMicroWorld2011 (14-16 September 2011), Torremolinos (Malaga), Spain

A.Faissal, N.Ouazzani, R.Elharak, F.Booram, L.Mandi. 2011.  Bacterial contamination of water supplies of the valley ASSIF EL MAL population (rural area of Marrakesh). The 3rd Small Wat International Congress on Wastewater in Small Communities. 25 to 28 April, Seville, Spain.

A.Faissal, N.Ouazzani, L.Mandi. 2011. The characterization of wells water of Guemassa population (Valley Assif El Mal – Marrakech region). 3rd Congress on the Improvement of Agricultural Production. 16-17 March 2011, Settat, Morocco.