by A.A. Katsnelson ... [and others] ; translated by Kevin Hendzel
American Institute of Physics, 1992
Buku Teks
Japan : The Hitotsubashi Academy
Majalah, Jurnal, Buletin
India : Ramananda Chatterjee
Majalah, Jurnal, Buletin
New York : Macmillan Library Reference, 1997,
Buku Referensi
Graves-Brown, P.M., author
Routledge, 2000
Buku Teks