Relativistic quantum oscillators in the global monopole spacetime E. A. F. Bragança, R. L. L. Vitória, H. Belich and E. R. Bezerra de Mello Eur. Phys. J. C, 80 3 (2020) 206 Published online: 05 March 2020 DOI: 10.1140/epjc/s10052-020-7774-4