1. Adams, K.MacG., Hester, P.T., Bradley, J.M., 2013. A historical perspective of systems theory. In: Krishnamurthy, A., Chan, W.K.V. (Eds.), Proc. of the 2013 Industrial and Systems Engineering Research Conference, bst. ID 434.
2. Systems theory as the foundation for understanding systems;Adams;Syst. Eng.,2014
3. Anokhin, P.K., 1971. Fundamental Issues of the General Theory of Functional Systems. Moscow (in Russian).
4. [dataset] ANSIS: Australian National Soil Information System. https://www.ansis.net/.
5. Landscape Perspectives: The Holistic Nature of Landscape;Antrop,2017