@book { PoliciesofEconomicandSocialDevelopmentinEurope, title = "Policies of Economic and Social Development in Europe", author = "George {Chobanov} and Jürgen {Plöhn} and Horst {Schellhaass}", year = "2021", publisher = "Peter Lang Verlag", address = "Berlin, Germany", url = "https://www.peterlang.com/document/1135522" }