Title:
Communications of the ACM
Abbreviated Title:
Commun. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00010782
Publication date
(Print):
May
1 1987
Volume: 30
Issue: 5
Pages: 390-402
Article
DOI: 10.1145/22899.22903
SO-VID: 3a8c1ec5-b27a-46bb-a135-53013049713c
Copyright © ©
1987