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.
C. J. Everett, P. R. Stein. The combinatorics of random walk with absorbing barriers. Discrete Mathematics, 17(1):27-45, 1977. [doi]