https://vocab.esis-web.org/tematres-en/vocab/ ÉSIS Thesaurus of Information Studies ESIS ESIS 2013-12-11 en 2013-09-23 22:08:23 2013-09-24 22:40:02 spatial data encoding formats 2013-09-23 22:08:23 2013-09-24 22:40:02https://vocab.esis-web.org/tematres-en/vocab/?tema=309