File:Tu-4 with BQM-34 underwing.jpg

Cited from https://bbs.tiexue.net/post_13437893_1.htmlOriginally published in http://www.81.cn/kj/2017-07/24/content_7687379_5.htm( invalid due to update of the site).

The image is originally published by Chinese Military, according to the 22nd regulation of Copyright Law of the People's Republic of China, the image is free for citation. (http://www.lasrd.gov.cn/include/content.php?id=17101)