Investigation of DKP equation for spin-zero system in the presence of Gödel-type background space-timeHassan Hassanabadi, Won Sang Chung, Soroush Zare and Hadi SobhaniEur. Phys. J. C, 78 1 (2018) 83DOI: https://doi.org/10.1140/epjc/s10052-018-5573-y