Communications of the ACM – January 2021 English | 132 pages | True PDF | 9.71 MB Download http://usafiles.net/35Qw/ACM-1-1-2021.pdf January 13, 2021 kamelTechnics and TechnologyNo Comment Communications of the ACM Communications of the ACM – December 2020 Miniature Wargames – Issue 451 – November 2020 Leave A Reply Cancel replyYou must be logged in to post a comment.