Authors
Clemente Cesarano
clemente.cesarano@uninettunouniversity.net
Section of Mathematics, UNINETTUNO University, Roma, Italy
Dajana Conte
Department of Mathematics, University of Salerno, Salerno, Italy
Alessandra De Rossi
Department of Mathematics “G. Peano”, University of Torino, Turin, Italy
Donatella Occorsio
Department of Basic and Applied Sciences, University of Basilicata, Potenza, Italy
Renato Spigler
Section of Mathematics, UNINETTUNO University, Roma, Italy