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.
Henk J. A. M. Heijmans. Theoretical Aspects of Gray-Level Morphology. IEEE Trans. Pattern Anal. Mach. Intell., 13(6):568-582, 1991. [doi]
Abstract is missing.