@article{article9106cdf5,
title   = {Dynamical parity violation and the chern-simons term},
author = {Gomes, Marcelo Otávio Caminha and Rivelles, Victor de Oliveira and Silva, A. J},
year = {1990},
doi = {10.1103/physrevd.41.1363},
journal   = {Physical Review D}
}