@article{RUMI_2021_1_6_3_a3,
     author = {Longobardi, Patrizia and Maj, Mercede},
     title = {Omaggio a {Guido} {Zappa}},
     journal = {Matematica, cultura e societ\`a},
     pages = {241--258},
     publisher = {mathdoc},
     volume = {Ser. 1, 6},
     number = {3},
     year = {2021},
     zbl = {0153.02501},
     mrnumber = {258926},
     language = {it},
     url = {http://geodesic.mathdoc.fr/item/RUMI_2021_1_6_3_a3/}
}