oaDOI/unpaywall (OA fulltext)
Crossref Metadata (via API)
Worldcat
SHERPA/RoMEO (journal policies)
wikidata.org
CORE.ac.uk
Semantic Scholar
Google Scholar
New Books
release_cyona2w7y5esdn6mvinz3ul754
Published
in Science by American Association for the Advancement of Science (AAAS).
1956 Volume 124, Issue 3233, p1215-1216
Archived Content
There are no accessible files associated with this release. You could check other releases for this work for an accessible version.
"Dark" Preservation Only
Save Paper Now!
Know of a fulltext copy of on the public web? Submit a URL and we will archive it
Work Entity
access all versions, variants, and formats of this works (eg, pre-prints)
access all versions, variants, and formats of this works (eg, pre-prints)
Lookup Links