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NOTICE:
This
Legacy
journal article was published in Volume 4, February 1994, and has not been updated since publication. Please use the search facility above to find regularly-updated information about this topic elsewhere on the HEASARC site.
Issue 4: February 1994
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Access to the HEASARC on Legacy via anonymous ftp, Gopher, WWW and ADS
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Once Upon a Time in the Basement
ROSAT PSPC Off-Axis Point Spread Function
Specification of Physical Units
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