19세기 동북아 4개국의 도서분쟁과 해양경계 = A study on controversies over delimitation of sea sovereignty in Northeast Asia of the 19th century
19세기 동북아 4개국의 도서분쟁과 해양경계 = A study on controversies over delimitation of sea sovereignty in Northeast Asia of the 19th century2008-02-01