Measurements of high energy electrons at PF-1000 J. Kravarik, P. Kubes, P. Barvir, D. Klir, L. Karpinski, M. Paduch, H. Schmidt, M. Scholz, K. Tomaszewski, L. Jakubowski and M. Sadowski J. Phys. IV France, 133 (2006) 771-773 Published online: 16 June 2006 DOI: 10.1051/jp4:2006133155