Title:
Journal of the ACM
Abbreviated Title:
J. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00045411
Publication date
(Print):
January
1973
Volume: 20
Issue: 1
Pages: 46-61
Article
DOI: 10.1145/321738.321743
SO-VID: a1ddf14e-b318-4eb6-9cc7-be11465b399d