전문 번역가, 번역 회사, 웹 페이지 및 자유롭게 사용할 수 있는 번역 저장소 등을 활용합니다.
tutkija (leidenin valtionyliopisto 1962-1965); lehtori, eurooppa-instituutin virkaatekevä johtaja (leidenin valtionyliopisto, 1965-1967); eurooppalaisen oikeuden professori (groningenin valtionyliopisto, 1967-1973). varatuomari (groningen, 1970-1972).
senior research assistant and lecturer (state university of leiden, 1962-1965); lecturer and acting director of the europe institute (state university of leiden, 1965-1967); professor of european law (state university of groningen, 1967-1973).