Title:
Communications of the ACM
Abbreviated Title:
Commun. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00010782
Publication date
(Print):
June
1981
Volume: 24
Issue: 6
Pages: 381-395
Article
DOI: 10.1145/358669.358692
SO-VID: 56c3c284-e7ec-4fe1-8084-264444e7da58