Lisansky, Judith
Westview Press, 1990
Buku Teks
Eaton, John W.
Free Software Foundation, 2007
Buku Referensi
Springer, 2012
eBooks
Rifky Ali, author
2015
UI - Tugas Akhir
Berlianto Yusuf, author
Fakultas Ilmu Komputer Universitas Indonesia, 2022
UI - Tugas Akhir