By Puxty, Anthony, Dodds, J.C., Wilson, Richard M.S.
By Drury, Colin
By Winter, C.K., etc.
By Ghosh, Avijit, Rushton, Gerald
By Kaufmann, Arnold, Gupta, Madan M.
By Sax, N.Irving, Lewis, Richard J.
By Queen, N.
By Lee, J.D., T.D.
By Michael M. Coltman