Variability and Velocity of Superluminal Sources

Variability Associated with Alpha Accretion Disc Theory for Standard and Advection Dominated Discs

Variability Flagging in the WISE Preliminary Data Release

Variability in active galactic nuclei

Variability in active galactic nuclei: confrontation of models with observations

Variability in black hole accretion discs

Variability in Blazars

Variability in blazars

Variability in Blazars: Clues from PKS 2155-304

Variability in GRB Afterglows and GRB 021004

Variability in GRB Host Galaxy Line Fluxes

Variability in GRB Host Galaxy Line Fluxes

Variability in Light of Eros

Variability in LINERs

Variability in Mkn421 and Mkn501

Variability in mode amplitudes in the rapidly oscillating Ap star HR 1217

Variability in Proto-Planetary Nebulae: I. Light Curve Studies of 12 Carbon-Rich Objects

Variability in Quasar Broad Absorption Line Outflows I. Trends in the Short-Term versus Long-Term Data

Variability in quasar broad absorption line outflows II. Multi-epoch monitoring of SiIV and CIV BAL variability

Variability in red supergiant stars: pulsations, long secondary periods and convection noise