A A Albert1. Show Affiliations » 1. Department of Mathematics, University of Chicago.
Abstract
Year: 1944 PMID: 16588638 PMCID: PMC1078686 DOI: 10.1073/pnas.30.6.144
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205