• 4.2.1 published (graph under revision) ._. report and comment ._. alternate solution under revision
  • 4.2.6 published ._. report
  • 4.3.7 published ._. report
  • 4.3.13 published ._. report and comment ._. alternate solution published
  • 4.4.13 published ._. report
  • 4.4.16 published ._. report
  • 4.4.19 published ._. report

    Last updated Fri 10 May 02