Maintenance: On Thursday, June 28 2018, 18:00-18:15, maintenance work on the ZORA servers is scheduled. ZORA will not be available during this period. Thank you for your patience.
H1 and ZEUS Collaborations; Aaron, F D; Abramovicz, H; Abt, I; Adamczyk, L; Adamus, M; Müller, K; Nowak, K; Robmann, P; Straumann, U; Truöl, P (2009). Multi-leptons with high transverse momentum at HERA. Journal of High Energy Physics, (10):013.