1. Department of Physical and Analytical Chemistry, E.P.S of Linares, University of Jaén, 23700 Linares, Jaén, Spain
2. Department of Analytical Chemistry, Campus of Rabanales, University of Córdoba, 14071 Córdoba, Spain
3. Department of Chemistry, Faculty of Science, University Abdelmalek Essaadi, B.P. 2121, M'Hannech II, 93002 Tétouan, Morocco