Formosa under the Dutch: described from contemporary records, with explanatory notes and a bibliography of the island, 1903, William Campbell, Kegan Paul, 423, Dec. 20 2011 http://books.google.com/books?id=OpdMq-YJoeoC&pg=PA423&dq=koxinga+formosa+always+belonged+to+china&hl=en&ei=vsjiTergDM3TgAekqbzKBg&sa=X&oi=book_result&ct=result&resnum=7&ved=0CEQQ6AEwBg#v=onepage&q=koxinga%20formosa%20always%20belonged%20to%20china&f=false, Original from the University of Michigan(LONDON : KEGAN PAUL, TRENCH, TRUBNER & CO. LTD DRYDEN HOUSE, 43 GERRARD STREET, SOHO MDCCCCIII Edinburgh : T. and A. CONSTABLE, Printers to His Majesty)