聴音機 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "聴音機" in Japanese language version.

refsWebsite

Global rank Japanese rank

934^th place

57^th place

211^th place

13^th place

145^th place

10^th place

1general-support.co.jp

low place

low place

general-support.co.jp

対潜戦問答 - ジェネラル・サポート

google.co.jp

books.google.co.jp

How Far Off Is That German Gun? How 63 German guns were located by sound waves alone in a single day, Popular Science monthly, December 1918, page 39, Scanned by Google Books: https://books.google.co.jp/books?id=EikDAAAAMBAJ&pg=PA39&redir_esc=y&hl=ja

nhk.or.jp

障害者たちの太平洋戦争 - NHK

nikkei.com

「聴音壕」戦争の愚かさ示す／岩手・花巻敵機の音で「数」や「距離」聞き分け／少年らが情報、空襲警報発令『日本経済新聞』夕刊2018年8月10日・社会面掲載の共同通信配信記事（2018年8月14日閲覧）。