Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Junsup Lee, Sung Deok Cha, Dongkun Lee, Hyungkyu Lee. Classification of web robots: An empirical study based on over one billion requests. Computers & Security, 28(8):795-802, 2009. [doi]
Abstract is missing.