ftp.ntua.gr:/mirror/CTAN/macros/generic/upca/?C=M&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] README                                           17-May-2011 18:54  474   
[   ] upca.tex                                         17-May-2011 18:38  5.8K  
[   ] test-upca.tex                                    17-May-2011 18:37  368
Apache/2.2 Server at ftp.ntua.gr Port 80