F L Whipple1. Show Affiliations » 1. SMITHSONIAN ASTROPHYSICAL OBSERVATORY, CAMBRIDGE, MASSACHUSETTS.
Abstract
Entities: Species
Year: 1964 PMID: 16591169 PMCID: PMC300148 DOI: 10.1073/pnas.51.5.711
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205