@article{d7a45c21560042a98b19fb2aaa78e841,
title = "Correlated radio and optical variations in a sample of AGN",
keywords = "BL Lacertae objects: general, galaxies: active, quasars: general, BL Lacertae objects: general, galaxies: active, quasars: general, BL Lacertae objects: general, galaxies: active, quasars: general",
author = "M. Tornikoski and E. Valtaoja and H. Ter{\"a}sranta and A.G. Smith and A.D. Nair and S.D. Clements and R.J. Leacock",
year = "1994",
language = "English",
volume = "289",
pages = "673--710",
journal = "Astronomy \& Astrophysics",
issn = "1432-0746",
publisher = "EDP Sciences",
number = "3",
}