Zulfikar Mochamad Rachman, Joko Widyanto, editor; Riza Irfani, editor
UNDP, 2007
Buku Teks
Moh. Fadil Rasyid, author
Fakultas Teknik Universitas Indonesia, 2008
UI - Skripsi (Open)
Artikel Jurnal
Wahidin Wahab, author
Fakultas Teknik Universitas Indonesia, 1990
UI - Laporan Penelitian
Axelson, Jan, author
Lakeview Research , 2000
Buku Teks