引用・参考資料等<br><a href="https://www.fieldartillery.org/news/army-to-cut-155-mm-artillery-spending-citing-budget-pressure" target="_blank" rel="noopener nofollow">https://www.fieldartillery.org/news/army-to-cut-155-mm-artillery-spending-citing-budget-pressure</a><br><a href="https://www.af.mil/About-Us/Fact-Sheets/Display/Article/104572/joint-direct-attack-munition-gbu-313238/" target="_blank" rel="noopener nofollow">https://www.af.mil/About-Us/Fact-Sheets/Display/Article/104572/joint-direct-attack-munition-gbu-313238/</a><br><a href="https://www.proquest.com/docview/217298323?sourcetype=Trade+Journals" target="_blank" rel="noopener nofollow">https://www.proquest.com/docview/217298323?sourcetype=Trade+Journals</a><br />youtubeの方<br><a href="https://www.youtube.com/c/AdmiralyukkurimilitarybyRetoRooRaa/videos" target="_blank" rel="noopener nofollow">https://www.youtube.com/c/AdmiralyukkurimilitarybyRetoRooRaa/videos</a><br>ボクのツイッター<br><a href="https://twitter.com/retoro_V" target="_blank" rel="noopener nofollow">https://twitter.com/retoro_V</a><br>キャラデザイン<br>CaraCorn様