Authors:
Shapovalova, AI
Burenkov, AN
Carrasco, L
Chavushyan, VH
Doroshenko, VT
Dumont, AM
Lyuty, VM
Valdes, JR
Vlasuyk, VV
Bochkarev, NG
Collin, S
Legrand, F
Mikhailov, VP
Spiridonova, OI
Kurtanidze, O
Nikolashvili, MG
Citation: Ai. Shapovalova et al., Intermediate resolution H beta spectroscopy and photometric monitoring of 3C 390.3 - I. Further evidence of a nuclear accretion disk, ASTRON ASTR, 376(3), 2001, pp. 775-792
Authors:
Doroshenko, VT
Lyuty, VM
Bochkarev, NG
Merkulova, NI
Sergeev, SG
Vlasyuk, VV
Mikhailov, VP
Spiridonova, OI
Ezhkova, OV
Grankin, KN
Mel'nikov, SY
Citation: Vt. Doroshenko et al., Nuclear activity of NGC 5548 from UBVRI observations during 1990-2000, ASTRON LETT, 27(11), 2001, pp. 691-702