by P. J. Bulman...[et al.] by P. W. Abeles...[et al.] ed. by L. J. Goodman...[et al.] by H. R. Bolliger...[et al.] by A. J. Winkler...[et al.] by F. J. W. Miller...[et al.] ed. by M. J. Flynn...[et al.] by A. S. Hornby...[et al.] by C. F. Powell...[et al.] by D. S. Henzel...[et al.]