Non-linear heat and mass transfer in a MHD Homann nanofluid flow through a porous medium with chemical reaction, heat generation and uniform inflowN. T. EL-Dabe, H. A. Attia, M. A. I. Essawy, A. A. Ramadan and A. H. Abdel-HamidEur. Phys. J. Plus, 131 11 (2016) 395DOI: https://doi.org/10.1140/epjp/i2016-16395-8