Showing results 1 to 2 of 2
Title | Author(s) | Issue Date | |
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Observation of X-ray variability in the BL Lacertae object 1ES 1959+65 Journal:Astrophysical Journal Letters | 2002 | ||
USA experiment observation of spectral and timing evolution during the 2000 outburst of XTE J1550-564 Journal:Astrophysical Journal Letters | 2001 |