ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The unspecified ionospheric index is that determined at De Bilt (daily sums of eight 3.hr. data). At first I used the f0F2 data of Slough and Washington1,2, but since the data from De Bilt coincided fairly well with those of f0F2 at Washington (ref. 2, Fig. 8) I therefore left the Slough and ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1821600a0