Quizá quiso decir: Integrated Series in Information Systems, 1571-0270 ; 19 Integrated Series in Information Systems, 1571-0270 ; 5 Integrated Series in Information Systems, 1571-0270 ; 6 Integrated Series in Information Systems, 1571-0270 ; 7 Integrated Series in Information Systems, 1571-0270 ; 4 Integrated Series in Information Systems, 1571-0270 ; 8 Integrated Series in Information Systems, 1571-0270 ; 9 Integrated Series in Information Systems, 1571-0270 ; 10 Integrated Series in Information Systems, 1571-0270 ; 11 Integrated Series in Information Systems, 1571-0270 ; 12 Integrated Series in Information Systems, 1571-0270 ; 13 Integrated Series in Information Systems, 1571-0270 ; 14 Integrated Series in Information Systems, 1571-0270 ; 15 Integrated Series in Information Systems, 1571-0270 ; 16 Integrated Series In Information Systems, 1571-0270 ; 17 Integrated Series In Information Systems, 1571-0270 ; 18 Integrated Series in Information Systems, 1571-0270 ; 20 Integrated Series in Information Systems, 1571-0270 ; 21 Integrated Series in Information Systems, 1571-0270 ; 22 Integrated Series in Information Systems, 1571-0270 ; 23