Ulle Endriss, Ronald de Haan, Stefan Szeider. Parameterized Complexity Results for Agenda Safety in Judgment Aggregation. Proceedings of AAMAS 2015, the 14th International Conference on Autonomous Agents and Multiagent Systems (Gerhard Weiss, Pinar Yolum, Rafael H. Bordini, Edith Elkind, eds.), pages 127–136, 2015, IFAAMAS/ACM.