[66] 05岡田祐一.pdf, 2021-04-16T16:30:13.000Z, 2023-02-11T13:49:12.775Z http://hokuga.hgu.jp/dspace/bitstream/123456789/4214/1/05%e5%b2%a1%e7%94%b0%e7%a5%90%e4%b8%80.pdf#page=10