Journal of Systems and SoftwareVolume 3, Issue 4, December 1983, Pages 253-254Editor's introductionAuthor links open overlay panelRichard E. Fairley (Editor)Show moreShareCitehttps://doi.org/10.1016/0164-1212(83)90010-9Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 1983 Published by Elsevier Inc.