Multi-wavelength studies of the statistical properties of active galaxies using Big Data. - Areg M. Mickaelian; Hayk V. Abrahamyan; Marietta V. Gyulzadyan; Gor A. Mikayelyan; Gurgen M. Paronyan (Astroinformatics, 2016)

Radio variable sources at 1400 MHz and their optical variability. - Hayk V. Abrahamyan; Areg M. Mickaelian; Gurgen M. Paronyan; Gor A. Mikayelyan; Marietta V. Gyulzadyan (Astron. Comput., 2018)