standards.md

@@ -26,6 +26,7 @@
 
 #### People ([W3C vocabularies for describing people])
 * **[FOAF]**: Friend Of A Friend
+* **[SIOC]**: Semantically Interlinked Online Community
 * **[ORG]**: Organization
 * **[VCARD]**: VCard
 
@@ -75,6 +76,10 @@
 [BioSharing]:  https://biosharing.org/
 
 [W3C vocabularies for describing people]:https://www.w3.org/TR/vocab-people/
+[FOAF]:http://xmlns.com/foaf/0.1/
+[ORG]:http://www.w3.org/ns/org#
+[VCARD]:http://www.w3.org/2006/vcard/ns#
+[SIOC]:http://rdfs.org/sioc/ns#
 
 [GUID LSID]:https://github.com/tdwg/guid-as
 [SPICE]:https://link.springer.com/chapter/10.1007/3-540-44469-6_92