Authors:
SITKO ML
SITKO AK
SIEMIGINOWSKA A
SZCZERBA R
Citation: Ml. Sitko et al., MULTIFREQUENCY OBSERVATIONS OF THE OPTICALLY-ACTIVE RADIO-QUIET QUASAR GQ COMAE .2. ULTRAVIOLET, OPTICAL, AND INFRARED CONTINUUM VARIABILITY, The Astrophysical journal, 409(1), 1993, pp. 139-148