WASET
    Anuj Kumar Sharma and  Amit Sharma and  Kulbhushan Agnihotri,  Bifurcation Analysis of a Plankton Model with Discrete Delay.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 85(1). 133 - 142
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9997377.