Hanife Genc,  Sex Differentiation of Elm Nymphalid (Nymphalis polychloros Linnaeus, 1758) on Pupal Stage.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 104(8). 899 - 902
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10002062.