The search results do not indicate a specific academic "paper" with the title "Counter-Strike: Global Offensive v13472 2021."

To run this specific version alongside the current Counter-Strike 2 launcher, users typically utilize the "Betas" tab in Steam properties or maintain a separate directory with a steam_appid.txt file to bypass automatic updates.

🔫 Post Title: Reliving the 2021 Meta: Why v13472 Was CS:GO’s Most Underrated Era

You can find these on Google Scholar, arXiv, or IEEE Xplore by searching:
"Counter-Strike: Global Offensive" 2021