Nanofluid flow and forced convection heat transfer over a stretching surface considering heat source M. Mohammadpour, P. Valipour, M. Shambooli, M. Ayani and M. Mirparizi Eur. Phys. J. Plus, 130 7 (2015) 155 Published online: 30 July 2015 DOI: 10.1140/epjp/i2015-15155-8