[1] Permissions and Obligations Expression Working Group (7/20/2016, 11:09:25 AM) <https://www.w3.org/2016/poe/wiki/Main_Page>

[2] Permissions & Obligations Expression Working Group Charter (2/26/2016, 6:29:58 PM) <https://www.w3.org/2016/poe/charter>

[3] ODRL Information Model (9/22/2017, 3:41:59 PM) <https://www.w3.org/TR/2017/CR-odrl-model-20170926/>

[4] ODRL Vocabulary & Expression (9/23/2017, 6:52:12 AM) <https://www.w3.org/TR/2017/CR-odrl-vocab-20170926/>

[5] ODRL Information Model 2.2 (12/23/2017, 5:06:29 AM) <https://www.w3.org/TR/2018/PR-odrl-model-20180104/>

[6] ODRL Vocabulary & Expression 2.2 (12/23/2017, 5:08:50 AM) <https://www.w3.org/TR/2018/PR-odrl-vocab-20180104/>

[7] ODRL Information Model 2.2 (2/10/2018, 8:05:38 AM) <https://www.w3.org/TR/2018/REC-odrl-model-20180215/>

[8] ODRL Information Model 2.2 (3/20/2018, 9:10:29 AM) <https://w3c.github.io/poe/model/>

[9] ODRL Vocabulary & Expression 2.2 (2/10/2018, 8:08:29 AM) <https://www.w3.org/TR/2018/REC-odrl-vocab-20180215/>

[10] ODRL Vocabulary & Expression 2.2 (3/20/2018, 9:10:29 AM) <https://w3c.github.io/poe/vocab/>

[11] ODRL: A Path Well Travelled | W3C Blog (3/25/2018, 2:01:56 PM) <https://www.w3.org/blog/2018/02/odrl-a-path-well-travelled/>