R Bellman1, S Lehman. Show Affiliations » 1. THE RAND CORPORATION.
Abstract
Year: 1954 PMID: 16589427 PMCID: PMC527950 DOI: 10.1073/pnas.40.2.115
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205