Summary

  GraphViz[2003-12-01-3] によるToDoList
  

Reference

  keeping the to do list simple (Surftrail)
  http://fagerjord.no/blog/archive/keepingt.html

via

  inside out - 2004-08-21
  http://www.hirax.net/diaryweb/2004/08/21.html#200408211