PKZIP25 Reference literature

<body topmargin=0 leftmargin=0 marginheight=0 marginwidth=0> <table cellpadding=0 cellspacing=0 border=0><tr> <td valign="top" height=84 BGCOLOR="#CCCC99" TEXT="#080000" bgproperties="fixed" background="0428dfe1esnpes.jpg"> <bR> <div> <A HREF="id44.htm" TARGET="_top" TITLE="ZBACKUP"><U><IMG SRC="0460e0e0.png" border=0 width="14" height="14" ALT="up" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A>  <IMG BORDER="0" SRC="1x1.gif" HEIGHT="14" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" WIDTH="14">     <IMG BORDER="0" SRC="1x1.gif" HEIGHT="14" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" WIDTH="14">  <IMG BORDER="0" SRC="1x1.gif" HEIGHT="14" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" WIDTH="14">  <FONT SIZE="2" COLOR="#000000" FACE="Arial" ><B>PKZIP25 Reference literature</B></FONT></div> <div> </div> </td> </tr><tr> <td valign="top" height=396 BGCOLOR="#C0C0C0" TEXT="#080000"> <bR> </td> </tr></table></body>