ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The observations were made on three nights, 24-27 January, 1977, at the//15 focus of the 3.9 m Anglo-Australian Telescope, Siding Spring, Australia. A twin photometer with two apertures, each 5.0" arc in diameter, spaced by 17.5", was used for all observations. Its two photomultipliers had S-20 ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/266692a0
Permalink