헌법이 보장한 지방자치를 실현하기 위해 주민투표를 법률로 규정하였고, 이는 헌법의 결단이 아닌 입법에 의해 도입된 것이다.
In order to fulfill the local autonomy guaranteed by the Constitution, referendum was stipulated as a law, which was introduced by legislation, not a decision of the constitution.