Situ, Rong
Springer, 2005
Buku Teks SO
Coleman, Rodney
George Allen & Unwin, 1974
Buku Teks SO
Begeman, Myron Louis, 1893-
John Wiley & Sons, 1957
Buku Teks SO
Williams, David
John Wiley & Sons, 1979
Buku Teks SO
Sulistyoweni Widanarko
Fakultas Teknik Universitas Indonesia, 1999
UI - Laporan Penelitian