Title:
Journal of the ACM
Abbreviated Title:
J. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00045411
Publication date
(Print):
April
1976
Volume: 23
Issue: 2
Pages: 317-327
Article
DOI: 10.1145/321941.321951
SO-VID: 4c5d0bba-dca0-469b-a02f-d0d1fae2e35e