ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] An X-ray survey experiment, consisting of four balloon-borne X-ray telescopes, was flown over Texas last year to search for hard X-ray emission (Ex 〉 20 keV) from the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/227470a0