On the Relation between the Expansion and the Mean Density of the Universe
Proc Natl Acad Sci U S A
.
1932 Mar;18(3):213-4.
doi: 10.1073/pnas.18.3.213.
Authors
A Einstein
,
W de Sitter
PMID:
16587663
PMCID:
PMC1076193
DOI:
10.1073/pnas.18.3.213
No abstract available