記事内の引用について
「Teen girls 'stabbed 12-year-old 30 times and filmed TikTok dance next day'」(The Daily Star)より
https://www.dailystar.co.uk/news/world-news/best-friend-girls-stabbed-classmate-29490102
「Was girl stabbed to death in horrific German murder over a boy? Hints of what caused a child to bully and then KILL 12-year-old friend emerge in picturesque village」(Daily Mail Online)より
https://www.dailymail.co.uk/news/article-11871545/Girl-12-stabbed-30-times-female-classmates-telling-adult-theyd-picking-her.html