ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Observations were made with the circularly variable filter in the MMT IR photometer. The wavelength calibration and spectral resolution of 1% were determined by laboratory measurements of gaseous discharge lamps and were confirmed by measurements of pb by from the planetary nebula NGC7027. All ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/294059a0
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