Artikel Jurnal
Takayuki Ito, Minjie Zhang, Valentin Robu, Shaheen Fatima, Tokuro Matsuo, editor
[Springer-Verlag, ], 2012
eBooks
Clements, Kevin P., author
The Port Nicholson Press, 1988
Buku Teks
Jurnal Teknologi, Vol. 19 (1) Maret 2005 : 38-47, 2005
Artikel Jurnal
Tahkur, Ramesh, author
Westview Press, 1986
Buku Referensi