@book { TheInternationalOrderattheBeginningofthe21stCentury, title = "The International Order at the Beginning of the 21 st Century", subtitle = "Theoretical Considerations", author = "Andrea K. {Riemer}", year = "2007", publisher = "Peter Lang Verlag", address = "Berlin, Germany", url = "https://www.peterlang.com/document/1103004" }