ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Observations with the 1,000 foot antenna at the Arecibo Ionospheric Observatory have revealed the periodicity of one of these sources, NP 0532. The heliocentric period determined from data taken on November 15, 1968, is (33.09112 0.00003) ms. Measurements at Arecibo have greatly improved the ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/221453a0
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