Title: Longterm optical monitoring of bright BL Lacertae objects with ATOM: Spectral variability and multiwavelength correlations
Authors: Alicja Wierzcholska, Michał Ostrowski, Łukasz Stawarz, Stefan Wagner, Marcus Hauser
Journal: Astronomy and Astrophysics
Publication type: article
DOI: 10.1051/0004-6361/201423967