W.O. Alexander ... [et al.] ; edited by E.J. Bradbury. F. L. Bauer ... [et al.] ; edited by F. L. Bauer and M. Broy. F. L. Bauer ... [et al.] ; edited by F. L. Bauer and K. Samelson. M.W. Alford ... [et al.] ; edited by M. Paul and H.J. Siegert.