Artikel Jurnal
Triatno Judo Harjoko, author
Fakultas Teknik Universitas Indonesia, 1995
UI - Laporan Penelitian
Umantsev, Alexander, author
[Springer, ], 2012
eBooks
Dudeney, Henry Ernest, author
Indonesia Publishing, 2009
Buku Teks
Peled, Abraham
John Wiley & Sons, 1976
Buku Teks