Title:
ACM Computing Surveys
Abbreviated Title:
ACM Comput. Surv.
Publisher:
Association for Computing Machinery (ACM)
ISSN
(Print):
03600300
Publication date
(Print):
March
1999
Volume: 31
Issue: 1
Pages: 63-103
Article
DOI: 10.1145/311531.311623
SO-VID: d1eaec55-171a-4bb3-87f7-f4d8afe5755a