Searching for specific documentation or a "paper" for suggests you are likely looking for information related to an Eaglercraft-based Minecraft client. Tuff Client is a popular 1.12.2 client known for its optimization and specific plugins like TuffX , which allows for "below y0" support (rendering blocks in deep slate layers) for players on older browser-based versions. While there is no formal "academic paper," Technical Overview & Features Version Foundation : Primarily built on Eaglercraft 1.12.2.
For the latest releases, always check the official TUFF Client GitHub repository, and if you run into any issues, look for community support on the TuffNetwork or Eaglercraft forums. tuff client beta 11 portable