ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Observations of short period seismic P waves over many years have established that the amplitude as observed from the same event in the distance range from 30?85 varies remarkably little1'2. Beyond 85, however, the amplitude declines steadily to be down by an order of magnitude at 100. At some ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/244152a0
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