2011-05-23 ■ https://www2.s.kochi-u.ac.jp/cgi-ht/hltdownload?+D:1+F:%2F001%2F00000011%2F00000585%2F%93%F1%89%C8%91%E5%8D%E3%93W%81%40%91%E69%89%F1%83%7C%83X%83g%83J%81%5B%83h%83f%83U%83C%83%93%91%E5%8F%DC.pdf - https://www2.s.kochi-u.ac.jp/cgi-ht/hltdownload?+D:1+F:%2F001%2F00000011%2F00000577%2F%8F%EE%95%F1%92m%8E%AF%8Aw%89%EF%91%E619%89%F1%81i2011%94N%93x%81j%94N%8E%9F%91%E5%89%EF%83v%83%8D%83O%83%89%83%80.pdf