Performance of the prototype of the electromagnetic calorimeter for PANDA - Kavatsyuk, M.; Bremer, D.; Dormenev, V.; Drexler, P.; Eissner, T.; Erni, W.; Guliyev, E.; Hennino, T.; Krusche, B.; Lewandowski, B.; Löhner, H.; Moritz, M.; et al. (Nuclear Instruments & Methods in Physics Research Section A, 2011)