Stephen P. Osborne (EDT)/ Louise Brown (EDT)/ Richard M. Walker (EDT)
(2)
John Richard Edwards (EDT)/ Stephen P. Walker (EDT)
(1)
Kathleen P. Hunt (EDT)/ Gregg B. Walker (EDT)/ Stephen P. Depoe (EDT)
(1)
Richard K. Fleischman (EDT)/ Warwick Funnell (EDT)/ Stephen P. Walker (EDT)
(1)
Stephen P. (Cardiff University Walker UK)
(1)
Walker, Stephen P. | Lee, T. A.
(1)
Walker, Stephen P. | Mitchell, Falconer
(1)