New evidences of the 160-minute oscillations in active galactic nuclei. Kotov, V. A. ; Lyuty, V. M. ; Haneychuk, V. I. Abstract Publication: Izvestiya Ordena Trudovogo Krasnogo Znameni Krymskoj Astrofizicheskoj Observatorii Pub Date: 1993 Bibcode: 1993IzKry..88...47K