Loan, Charles Van, author
Siam, 1992
Buku Teks
Brigham, E. Oran, author
Prentice-Hall, 1988
Buku Teks
Loan, Charles Van, author
Society for Industrial and Applied Mathematics, 1992
eBooks
Sianipar, Kores D.H., author
Fakultas Teknik Universitas Indonesia, 1995
UI - Skripsi Membership
Sitorus, Petherson Brilliant Maju, author
Fakultas Ilmu Komputer Universitas Indonesia, 1994
UI - Skripsi Membership