Hendra Widjaja, author
1985
UI - Skripsi (Membership)
Marpaung, Toga Halomoan, author
Fakultas Ilmu Komputer Universitas Indonesia, 1993
UI - Skripsi (Membership)
edited by Hugh C. Webber
IOS Press , 1992
Buku Teks
Prentice-Hall, 1990
Buku Teks
Springer-Verlag, 1991
Buku Teks