The "paper" you are looking for is a Translator's Note/Commentary file included inside the video torrent files, not a published academic essay. It is the fansub group's personal sign-off to the series.
: You can verify the existence and details of the 1080p release for Episode 13 on community databases like AnimeTosho or by searching the group name on Nyaa. nakayubisubs girls band cry 13 end 1080p new
A typical filename would look like: [NakayubiSubs] Girls Band Cry - 13 (END) [1080p][HEVC x265][AAC].mkv The "paper" you are looking for is a
against Diamond Dust. The episode doesn't pull any punches—it delivers a grounded, bittersweet look at the music industry where ticket sales and cold reality clash with punk-rock idealism. Episode Highlights: nakayubisubs girls band cry 13 end 1080p new