Belkind, Ori
Springer, 2012
eBooks
Booth, Verne H., author
Macmillan, 1969
Buku Teks
edited by Tim J. Ahern; Mark C. Manning
Plenum Press, 1992
Buku Teks
Atkins, Peter, author
Oxford Univesity Press, 2009
Buku Teks
Pais, Abraham, author
Clarendon Press , 1986
Buku Teks