Nickolay Jelev and  Andy Keane and  Carren Holden and  András Sóbester,  Rule Based Architecture for Collaborative Multidisciplinary Aircraft Design Optimisation.   journal   = {International Journal of Aerospace and Mechanical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2017, vol. 125(5). 1021 - 1030
    [viewed 21 February 2020]. Available from: https://publications.waset.org/pdf/10007081.