Stephen Coppel...[et al.] Stephen Coppel...[et al. Stephen Lioy...[et al.] Stephen Whittle... [et al.] Stephen Lioy...[et al. Stephen Whittle... [et al. Stephen Broadberry...[et al.] by Stephen Burgen...[et al.] Stephen G. Breyer ... [et al.] Stephen R. Michael,...[et al.]