Löwdin, Per-Olov, 1916-2000, author
Academic Press, 1982
Buku Teks
Lednicer, Daniel, author
John Wiley & Sons, 1990
Buku Teks
JAI Press, 1991
Buku Teks
edited by Manfred E. Wolff
John Wiley & Sons, 1995
Buku Teks
edited by Paul J. Scheuer
Springer-Verlag, 1988
Buku Teks