Brandi, Ulrike, author
Birkhäuser, 2001.
Buku Teks
Vania Andini, author
Fakultas Teknik Universitas Indonesia, 2016
UI - Skripsi (Membership)
Szenasy, Susan S., author
Running Press, 1986
Buku Referensi
Steffy, Gary R., author
Van Nostrand Reinhold, 1990
Buku Teks
Schiler, Marc
Wiley, 1992
Buku Teks