* »çÁø Ãâó : (¿ÞÂÊ) The White House Flickr(¹Ì±¹Á¤ºÎ¾÷¹«), (¿À¸¥ÂÊ) President of Russia(CC BY 4.0)
* Ãâó : United States Arms Control Association, February 21, 2023; Radio Free Europe Radio Liberty, February 21, 2023; The New York Times International Edition, February 24, 2023.