TY - JOUR T1 - Single- and multi-photon production in ee collisions at $\sqrt{s}$ up to 209 GeV JO - The European Physical Journal C PY - 2003/05/01 AU - Heister et al. A ED - DO - DOI: 10.1140/epjc/s2002-01129-7 PB - Springer Science and Business Media LLC VL - 28 IS - 1 SP - 1 EP - 13 Y2 - 2024/12/23 ER -