Below are some useful links to sites and documents that the OELC uses and supports.
- Kretzmann's Popular Commentary - http://kretzmannproject.org/
- Christian Dogmatics by JT Mueller - https://archive.org/stream/Mueller/Mueller_djvu.txt
- My Church and Others by JT Mueller - http://lutheranmissions.org/my-church-and-others/
- Unity, Union and Unionism - https://els.org/beliefs/doctrinal-statements/unity-union-and-unionism/