Andrzej Krasinski (EDT)/ George F. r. Ellis (EDT)/ Malcolm Maccallum (EDT)
(1)
George F. R. Ellis (University of Cape Town),Roy Maartens,Malcolm A. H. MacCallum (University of Bristol)
(1)
Stephen W. Hawking (University of Cambridge),George F. R. Ellis (University of Cape Town)
(1)