Meier, Katja, A. Biland, T. Bretz, J. Buss, D. Dorner, S. Einecke, D. Eisenacher, et al. “FACT — LONGTERM MONITORING OF BRIGHT TeV BLAZARS”. Acta Polytechnica 54, no. 3 (June 27, 2014): 210–213. Accessed April 2, 2025. https://ojs.cvut.cz/ojs/index.php/ap/article/view/2131.