Nonlinear mixed thermal convective flow over a rotating disk in suspension of magnesium oxide nanoparticles with water and EGC. S. K. Raju, S. U. Mamatha, P. Rajadurai and Ilyas KhanEur. Phys. J. Plus, 134 5 (2019) 196DOI: https://doi.org/10.1140/epjp/i2019-12552-y