Book Review: Hussein Kassim and Handley Stevens, Air Transport and the European Union (EU). Europeanization and Its Limits. Palgrave Studies in EU Politics. Basingstoke, UK: Palgrave Macmillan, - Air and Space Law View Book Review: Hussein Kassim and Handley Stevens, Air Transport and the European Union (EU). Europeanization and Its Limits. Palgrave Studies in EU Politics. Basingstoke, UK: Palgrave Macmillan, by - Air and Space Law Book Review: Hussein Kassim and Handley Stevens, Air Transport and the European Union (EU). Europeanization and Its Limits. Palgrave Studies in EU Politics. Basingstoke, UK: Palgrave Macmillan, 35 3 Air and Space Law