A D Michal1. Show Affiliations » 1. Department of Mathematics, California Institute of Technology.
Abstract
Year: 1937 PMID: 16577813 PMCID: PMC1076986 DOI: 10.1073/pnas.23.10.546
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205