Y. Galerkin and  L. Marenina,  Investigation and Perfection of Centrifugal Compressor Stages by CFD Methods.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2015, vol. 97(1). 163 - 168
    [viewed 14 October 2019]. Available from: https://publications.waset.org/pdf/10000614.