Angier, Tom (University of Cape Town),Benson, Iain T.,Retter, Mark D. (University of Cambridge)
(1)
Christoph Fehling/ Frank Leymann/ Ralph Retter/ Walter Schupeck/ Peter Arbitter
(1)
Lillian Faderman (EDT)/ Yolanda Retter (EDT)/ Horacio Roque Ramirez (EDT)/ Stuart Timmons (EDT)/ Eric C. Wat (EDT)
(1)
Michael L. P. Retter/ Brian E. Small (PHT)
(1)