@article{article0322ec85,
title   = {Gauge-invariant subtraction scheme for massive quantum electrodynamics},
author = {Abdalla, Elcio and Gomes, Marcelo Otávio Caminha and Koberle, Roland},
year = {1978},
doi = {10.1103/PhysRevD.18.3634},
journal   = {Physical Review D}
}