[1] typesetting-standard/【GB 2808-1981】全数字式日期表示法.pdf at master · Haixing-Hu/typesetting-standard (2019-04-02 11:41:57 +09:00) https://github.com/Haixing-Hu/typesetting-standard/blob/master/%E6%95%B0%E5%AD%97%E6%96%87%E5%AD%97/%E3%80%90GB%202808-1981%E3%80%91%E5%85%A8%E6%95%B0%E5%AD%97%E5%BC%8F%E6%97%A5%E6%9C%9F%E8%A1%A8%E7%A4%BA%E6%B3%95.pdf