[by] R. H. Boll [and others] by F. A. Holland [and others] by H. W. Babel [and others] by R. J. Eden [and others] by R. K. Bhat [and others] by H. M. Randall [and others] [by] R.H. Boll [and others]. by C. H. Bamford and others. by D. W. Turner [and others] by Arthur W. Lo and others.