Francesco Di Paola, Domenico Cimini, Maria Pia De Natale, Donatello Gallucci, Edoardo Geraldi, Sabrina Gentile, National Research Council, Italy; Nicola Genzano, University of Basilicata, Italy; Salvatore Larosa, Saverio Teodosio Nilo, Elisabetta Ricciardelli, Filomena Romano, National Research Council, Italy; Valerio Tramutoli, University of Basilicata, Italy; Mariassunta Viggiano, National Research Council, Italy