While there is no single peer-reviewed academic "paper" on the file itself, the useful literature for this topic depends on the technical goal of the archive: 1. Digital Forensics & Data Recovery
: Useful for general methodology when approaching unknown compressed blobs. EVV26.7z
Knowing if it's from a specific competition (like DEF CON) or a data repository would help me find the exact technical write-up or solution paper for you. While there is no single peer-reviewed academic "paper"