Challis, C., Dux, R., Hennequin, P., Reich, M., Schneider, P., Schweinzer, J., et al. (2014). Report on ITPA-IOS Joint Experiment 4.2. Talk presented at 13th Energetic Particle Physics ITPA TG Meeting. Padova. 2014-10-21 - 2014-10-23.