Optical Monitoring of Seyfert Galaxies and Quasar Nuclei in 1998. I. Observations
A.I. Shapovalova, N.G. Bochkarev, A.N. Burenkov, L. Carrasco, V. Chavushyan, O.M. Martinez, V.P. Mikhailov, O.I. Spiridonova, V.V. Vlasyuk, V.T. Doroshenko, O. Ezhkova and V.M. Lyuty
EAS Publications Series, 1 (2001) 187-190
DOI: https://doi.org/10.1051/eas:2001022
