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.
Mimmo Iannelli, Gabriela Marinoschi. Harvesting Control for an Age-Structured Population in a Multilayered Habitat. J. Optimization Theory and Applications, 142(1):107-124, 2009. [doi]