Title:
Journal of the ACM
Abbreviated Title:
J. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00045411
Publication date
(Print):
January
1977
Volume: 24
Issue: 1
Pages: 68-95
Article
DOI: 10.1145/321992.321997
SO-VID: f4e7d57c-e2da-40d5-895b-0a773e40558e