1. Department
of Physical and Chemical Sciences, University of L’Aquila, Via
Vetoio, I-67100 Coppito (AQ), Italy
2. Department
of Ecology and Biology, University of Tuscia, Largo dell’Università, 01100 Viterbo (VT), Italy
3. Department
of Chemistry and Drug Technologies, Sapienza University of Rome, Piazzale
Aldo Moro 5, 00185 Rome (RM), Italy