There are two documents currently available. There is a user manual for Sliss - which contains a detailed explanation of the Sliss methodology.
Sliss uses icons for navigation - but suitable, comprehensive and complete set currently do not exist. This document discusses the requirements for this urgent need.
Documentation is available in European and USA paper sizes and in PDF format
There is a demo which accompanies the documentation:
Sliss user manual - European paper size
Sliss user manual - USA paper size
Icon need / requirements - European paper size
Icon need / requirements- USA paper size