\input zb-basic
\input zb-ioport
\iteman{io-port 50351856}
\itemau{Bonatti, Mario; Gobbi, Roberta; Dammicco, Giacinto; Mocci, Ugo; Lippi, Massimo; Montagna, Maurizio; Polese, Pietro; Roso, Giovanni}
\itemti{B-ISDN economical evaluation in metropolitan areas}
\itemso{IEEE Journal on Selected Areas in Communications 10, No. 9, 1489-1502 (1992).}
\itemcc{}
\itemut{}
\itemli{doi:10.1109/49.184878}
\end