Randhir Singh Baghel and  Govind Shay Sharma,  An Ecological Model for Three Species with Crowley–Martin Functional Response.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    October 2023, vol. 202(10). 133 - 137
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10013259.