Scharf, G. Finite quantum electrodynamics / G. Scharf. - Berlin ; Springer-Verlag, c1989. - x, 224 p. : ill. ; 25 cm. ISBN: 0387510583 Subjects--Index Terms: Quantum electrodynamics Quantum field theory Perturbation (Quantum dynamics) Dewey Class. No.: 537.6/7 / SCH