1. Allain, Y.M., Christiany, J., 2006. L'Art des jardins en Europe: de l'évolution des idées et des savoir-faire, Citadelles and Mazenod, Paris.
2. Assembling the pieces: a framework for the integration of multi-functional ecological main structure in the emerging urban region of Bogotá, Colombia;Andrade;Urban Ecosyst.,2013
3. van den Berg, L., Pol, P., Winden, W., Woets, P., 2017. European Cities in the Knowledge Economy: The Cases of Amsterdam, Dortmund, Eindhoven, Helsinki, Manchester, Munich, Münster, Rotterdam and Zaragoza. https://doi.org/10.4324/9781351158725.
4. Green Infrastructure: A New Paradigm for Developing Cities;Borelli,2015
5. Effect of recreational trails on forest birds: human presence matters;Bötsch;Front. Ecol. Evol.,2018