Sieghard Albert
发表
Manfred Winnewisser,
Brenda P. Winnewisser,
K. Sarka,
1992
.
Manfred Winnewisser,
Brenda P. Winnewisser,
G. Wagner,
1992
.
Thomas M. Goyette,
Frank C. De Lucia,
Douglas T. Petkie,
1997
.
Rebecca A. H. Butler,
Douglas T. Petkie,
Paul Helminger,
2005
.
Sieghard Albert,
Wolfgang Quapp,
Arthur G. Maki,
1996
.
Rebecca A. H. Butler,
Frank C. De Lucia,
Douglas T. Petkie,
2003
.