TY - JOUR A1 - Stumpf, H. A1 - Fauser, B. A1 - Pfister, Winfried T1 - Composite Particle Theory in Quantum Electrodynamics JF - Zeitschrift für Naturforschung / A Y1 - 1993 SN - 1865-7109 (online) SN - 0932-0784 (print) VL - 48 IS - 7 SP - 765 EP - 776 ER -