https://www.akademikerverlag.de/catalog/details//store/de/book/978-3-639-39177-0/europaeische-integration-der-ukraine-und-souveraenitaet
http://www.amazon.com/Europ%C3%A4ische-Integration-Ukraine-Souver%C3%A4nit%C3%A4t-Rechtliche/dp/3639391772/ref=sr_1_4?s=books&ie=UTF8&qid=1336225828&sr=1-4