Black holes from multiplets of scalar fields in 2 + 1- and 3 + 1 dimensions S. Habib Mazharimousavi and M. Halilsoy Eur. Phys. J. C, 76 8 (2016) 458 Published online: 13 August 2016 DOI: 10.1140/epjc/s10052-016-4309-0