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.
Gabriela MartÃn, Magnus Steinby. Rough Approximations in Varieties of Regular Languages. Fundamenta Informaticae, 112(4):281-303, 2011. [doi]
Abstract is missing.