R. Kauffman
发表
J. L. Cavinato,
R. Kauffman,
1999
.
F. Khoja,
R. Kauffman,
J. Adams,
2012
.
R. Kauffman,
Ralph G. Kauffman,
1994
.
Ralph Kauffman,
Peter T. L. Popkowski Leszczyc,
R. Kauffman,
2005
.
G. Eikelenboom,
G. Eikelenboom,
R. Kauffman,
1990
.
R. Kauffman,
Faiza Khoja,
Jeffery Adams,
2011
.
R. Kauffman,
1996
.
R. Kauffman,
Faiza Khoja,
Jeffery Adams,
2010
.
R. Kauffman,
Faiza Khoja,
Jeffery Adams,
2015
.
R. Kauffman,
Faiza Khoja,
Jeffery Adams,
2022,
Supply Chain Forum: An International Journal.
Ralph G. Kauffman,
Phillip Lightfoot,
R. Kauffman,
2003
.
R. Kauffman,
Engjëllushe Icka,
Jeffery Adams,
2021,
Midwest Social Sciences Journal.
Ralph G. Kauffman,
Terence A. Oliva,
Terence A. Oliva,
1994
.
Lucille Pointer,
R. Kauffman,
2021,
Journal of Business & Industrial Marketing.
S. Coy,
R. Kauffman,
Faiza Khoja,
2014
.
R. Kauffman,
Ralph G. Kauffman,
1999
.
Ralph Kauffman,
R. Kauffman,
2002
.