Include everything that is needed to process your article, including:
- any non-standard class or auxiliary files,
- all figures and images
- bibliography files
as well as the latest PDF file of reference produced by your sources.
If your files require any non-standard processing, for example:
- any specific version of LaTeX
- special processing of figures
- special encoding or font files
please include instruction in a README file at the top of your directory.
The upload should be a single Zip/Tar file containing all your files.