../ bki.doc 11-May-1998 17:32 180732 fig1.ps 28-Jul-1998 18:03 75413 fig2.ps 28-Jul-1998 18:03 74393 fig3.ps 28-Jul-1998 18:03 74668 fig4.ps 28-Jul-1998 18:03 73483 scivis.ps 28-Jul-1998 18:03 131665 scivis.txt 28-Jul-1998 18:03 27122