Ornstein-Uhlenbeck parameter extraction from light curves of Fermi-LAT observed blazars Paul R. Burd, Luca Kohlhepp, Sarah M. Wagner, Karl Mannheim, Sara Buson and Jeffrey D. Scargle A&A, 645 (2021) A62 Published online: 13 January 2021 DOI: 10.1051/0004-6361/202039097