What can the 2008/10 broadband flare of PKS 1502+106 tell us? - Nuclear opacity, magnetic fields, and the location of γ raysV. Karamanavis, L. Fuhrmann, E. Angelakis, I. Nestoras, I. Myserlis, T. P. Krichbaum, J. A. Zensus, H. Ungerechts, A. Sievers and M. A. GurwellA&A, 590 (2016) A48DOI: https://doi.org/10.1051/0004-6361/201527796