A. Gkiolmas, K. Karamanos, A. Chalkidis, C. Skordoulis, M. Papaconstantinou, and D. Stavrou, “Using Simulations of NetLogo as a Tool for Introducing Greek High-School Students to Eco-Systemic Thinking”, ASSA, vol. 13, no. 3, pp. 276-298, Sep. 2013.