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.
Zeger Degraeve, Gert Jan Koopman. Achieving Air Quality Standards in the European Union. Operations Research, 46(5):643-654, 1998. [doi]
Abstract is missing.