erc: who: Mattox, Jim what: Texas Attorney General Opinion: JM-883 when: 19880405 where: https://texashistory.unt.edu/ark:/67531/metapth273321/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://texashistory.unt.edu/ark:/67531/