Research indexNotes1 Jan 1996DOI10.5040/9798400654084.0006Notes1996 · SubscriptionDOI10.5040/9798400654084.0006ReadRead at the publisherSaveCiteAdd to literature reviewPaywalledThe full text is at the publisherOpen it at the publisher to read it.Read at the publisherDiscussionAdd to the discussionTopicsComputer scienceRelated papersMoreDetailsPublished, issue, languageSuggest a correction or report