<https://primary.gis.ac.jp/#organization>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Organization>
<https://primary.gis.ac.jp/2017/11/10/%E6%95%99%E8%82%B2%E5%AE%9F%E7%BF%92%E7%94%9F%E3%80%80%E7%A0%94%E7%A9%B6%E6%8E%88%E6%A5%AD%E3%80%80%E7%AC%AC%E4%B8%80%E5%AD%A6%E5%B9%B4%E7%AE%97%E6%95%B0%E7%A7%91%EF%BC%88%EF%BC%91%EF%BC%91%E6%9C%88/>