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.
E. G. Kyriakidis. Optimal control of a simple immigration-emigration process through total catastrophes. European Journal of Operational Research, 155(1):198-208, 2004. [doi]
Abstract is missing.