Irina Eglite and  Andrei A. Kolyshkin,  The Effect of Slow Variation of Base Flow Profile on the Stability of Slightly Curved Mixing Layers.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    April 2011, vol. 52(4). 571 - 574
    [viewed 25 January 2020]. Available from: https://publications.waset.org/pdf/15149.