Most of the consensus are created and developed by projects themselves, and require to copy or explain some part of their White-paper. But there is no copyright infringement intended from my side. Just a try to list all consensus algorithms.
Link to PDF is required. Open knowledge is mandatory. Papers where the PDF is not publicly and openly available for free will not be accepted.
Don't add deck of slides, or document lacking an abstract, not a blog post, not a bitcoin forum post.
Conference or journal and year must be stated if available.