Title:
Journal of the ACM
Abbreviated Title:
J. ACM
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
00045411
Publication date
(Print):
October
1976
Volume: 23
Issue: 4
Pages: 733-742
Article
DOI: 10.1145/321978.321991
SO-VID: 1070c2f2-8587-4e30-b5ab-c2be28484fc1