S. Schätzel

Isolated electrons and muons in events with missing transverse momentum at HERA

E. Barrelet, B. Koblitz, F. Zomer, 2003 .

Measurement of anti-deuteron photoproduction and a search for heavy stable charged particles at HERA

E. Barrelet, B. Koblitz, F. Zomer, 2004 .