If you need a "paper" to understand the coding logic:
A is a graphical utility used to apply or create .xdelta patch files for video game ROMs. These patches act as "instruction sets" that tell the software exactly how to modify an original, unmodified game file to transform it into a ROM hack or mod . delta rom patcher
Burns, R. C., & Long, D. D. (1998). Efficient Distributed Backup with Delta Compression . (Presents the algorithm for efficiently differencing binary data). If you need a "paper" to understand the