Catalyst made of NiMo sulfide supported on hydroxyapatite: Influence of Al addition on support properties and on the catalytic conversion of thiophene N. El Azarifi, A. El Ouassouli, M. Lakhdar, A. Ezzamarty, C. Moreau, A. Travert et J. LegliseJ. Phys. IV France, 123 (2005) 203-206DOI: https://doi.org/10.1051/jp4:2005123035