Martin Schanz, Olaf Steinbach, editor
Springer, 2007
Buku Teks
Ulrich Langer, Martin Schanz, Olaf Steinbach, Wolfgang L. Wendland, editors
[Springer, ], 2012
eBooks
Sutomo, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1997
UI - Tesis (Membership)
Androsov. P., author
Foreign Language, [Date of publication not identified]
Buku Teks
Hodge, B.K.
Prentice-Hall, 1995
Buku Teks