• 3.3.2 published ._. report
  • 3.3.4 published ._. report
  • 3.3.6 published ._. report
  • 3.3.8 published ._. report ._. alternate solution under revision
  • 3.3.10 published ._. report
  • 3.4.2 published ._. report ._. alternate solution published
  • 3.4.4 published ._. report
  • 3.4.6 published ._.report
  • 3.4.8 published ._. report
  • 3.4.10 no adequate paper received ._. report
  • 3.5.2 published ._. report
  • 3.5.4 published ._. report
  • 3.5.6 published ._. report
  • 3.5.8 published
  • 3.5.10 published ._. report ._. alternate solution published
  • 3.5.12 published ._. report
  • 3.5.14 published ._. report

    Last updated Fri 14 May 99