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.
Arthur G. Werschulz. Complexity of differential and integral equations. J. Complexity, 1(2):232-255, 1985. [doi]
Abstract is missing.