Andrew C. Kuchins/ Jeffrey Mankoff/ Oliver Backes
(7)
Michael Backes/ Andrew Weil (FRW)
(2)
Sigurd F. Olson/ David Backes
(2)
Burkhard Backes (EDT)/ Jacco Dieleman (EDT)
(1)
Chris Backes (EDT)/ Mariolina Eliantonio (EDT)
(1)
Chris Backes/ Mariolina Eliantonio/ Sander Jansen
(1)
Eliane Schlemmer/ Luciana Backes
(1)
Evan Backes (EDT)/ Pico Iyer (FRW)/ Nancy Matsumoto (INT)
(1)
G. Fandel/ U. Backes-Gellner (EDT)/ M. Schluter (EDT)/ J. E. Staufenbiel (EDT)/ G. Fandel (EDT)/ U. Backes-Gellner
(1)