A comparative study of nanofluids flow yields by an inclined cylindrical surface in a double stratified mediumKhalil Ur Rehman, M. Y. Malik, O. D. Makinde and A. A. MalikEur. Phys. J. Plus, 132 10 (2017) 427DOI: https://doi.org/10.1140/epjp/i2017-11679-1