Preparation and characterization of new adsorbent materials from the olive wastes K. Nyazi, A.Yaacoubi, A. Baçaoui, C. Bennouna, A. Dahbi, J. Rivera-utrilla and C. Moreno-castilla J. Phys. IV France, 123 (2005) 121-124 DOI: 10.1051/jp4:2005123020