Results 321 to 321 of about 370,968 (321)
Some of the next articles are maybe not open access.
Mature Accelerators
Science
, 1988
openaire
pubmed.ncbi.nlm.nih.gov
copy doi
(10.1126/science.241.4874.1736)
openaccessbutton.org (pdf)
+2 more sources
physics
business
economics
barriers
entrepreneurship
astrophysics
medicine
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