Astrophysical flows near gravity black holesAyyesha K. Ahmed, Mustapha Azreg-Aïnou, Sebastian Bahamonde, Salvatore Capozziello and Mubasher JamilEur. Phys. J. C, 76 5 (2016) 269DOI: https://doi.org/10.1140/epjc/s10052-016-4118-5