Enikeev, V.
Mir Publishers, 1970
Buku Teks
Lange, Oktavii Konstantinovich, 1883-1975, author
Foreign Languages Publishing House , 196?
Buku Teks
Busson, Bernard
Putnam, 1956
Buku Teks
Andy Noorsaman, author
Fakultas Teknik Universitas Indonesia, 1999
UI - Laporan Penelitian
Nikarayanto
FMIPA UI, 1979
Buku Referensi