Research indexNotes1 Jan 2019DOI10.5040/9798400676734.0007Notes2019 · SubscriptionDOI10.5040/9798400676734.0007ReadRead 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