Quantum influence of topological defects in Gödel-type space-times Josevi Carvalho, Alexandre M. de M. Carvalho and Claudio Furtado Eur. Phys. J. C, 74 6 (2014) 2935 Published online: 19 June 2014 DOI: 10.1140/epjc/s10052-014-2935-y