[1] Hydra W3C Community Group ( 版) <http://www.hydra-cg.com/>
[2] HydraCG/hydra-cg.com ( 版) <https://github.com/HydraCG/hydra-cg.com>
[3] Hydra Core Vocabulary ( 版) <http://www.hydra-cg.com/spec/latest/core/>
[4] Linked Data Fragments ( 版) <http://www.hydra-cg.com/spec/latest/linked-data-fragments/>
[6] Hydra: Hypermedia-Driven Web APIs ( ()) <http://www.markus-lanthaler.com/hydra/>