%0 Journal Article %T Comment on the paper ¡®Shape effect of nanosize particles in unsteady mixed convection flow of nanofluid over disk with entropy generation¡¯ %A Asterios Pantokratoras %J Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering %@ 2041-3009 %D 2019 %R 10.1177/0954408917752538 %X The present comment concerns some doubtful results included in the paper ¡®Shape effect of nanosize particles in unsteady mixed convection flow of nanofluid over disk with entropy generation¡¯ %K Rotating disk %K mixed convection %K nanoparticle %K entropy %K similarity %U https://journals.sagepub.com/doi/full/10.1177/0954408917752538