See also the comprehensive bibliography of Eberhard Busch (mostly in German)
1970
1976
1981
1986
1987
1990
1991
1992
1994
1997
1999
2000
2001
2002
2003
2004
2005
2007
2008
2009
2010
2011
2012
http://wwwuser.gwdg.de/~ebusch/bibliogr-e.htm