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most citedMultiwavelength observations of short time-scale variability in NGC 4151. IV. Analysis of multiwavelength continuum variability

190 citations · 444 across the 8 of their papers we have counts for

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astro-ph1993★ 91 cited

Multiwavelength Monitoring of the BL Lac Object PKS 2155-304 I. The IUE Campaign

C. M. Urry

Daily monitoring of PKS 2155-304 with the IUE satellite throughout November 1991 has revealed dramatic, large-amplitude, rapid variations in the ultraviolet flux of this BL Lac obj…