Melting heat transfer in the MHD flow of a third-grade fluid over a variable-thickness surfaceTasawar Hayat, Asmara Kiran, Maria Imtiaz, Ahmed Alsaedi and M. AyubEur. Phys. J. Plus, 132 6 (2017) 265DOI: https://doi.org/10.1140/epjp/i2017-11519-4