Long-term variability of the optical spectra of NGC 4151

A. I. Shapovalova(Irkutsk State University), V. E. Zhdanova(Special Astrophysical Observatory), V. Chavushyan(National Institute of Astrophysics, Optics and Electronics), N. V. Borisov(Special Astrophysical Observatory), E. Benítez(Universidad Nacional Autónoma de México), V. V. Vlasuyk(Special Astrophysical Observatory), A. N. Burenkov(Special Astrophysical Observatory), Luka Č. Popović(Chinese Academy of Sciences), Andjelka B. Kovačević(Chinese Academy of Sciences), A. Mercado(Universidad Politécnica de Baja California), N. G. Bochkarev(Astronomical Institute of the Slovak Academy of Sciences), S. Collin(Centre National de la Recherche Scientifique), J. R. Valdés(National Institute of Astrophysics, Optics and Electronics), L. Carrasco, J. León-Tavares(Aalto University), D. Dultzin(Universidad Nacional Autónoma de México)
Astronomy and Astrophysics
May 15, 2008
Cited by 74


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