「非武装中立論」石橋政嗣・元社会党委員長死去 95歳 中曽根元首相らと論戦 ["Non-armed neutral theory" Mr ISHIBASHI Masashi, former Socialist Party chairman died, 95 years old, Controversy with former Prime Minister NAKASONE.] (იაპონ.). Mainichi Shimbun. 13 December 2019. Retrieved 2019-12-13.
「非武装中立論」石橋政嗣・元社会党委員長死去 95歳 中曽根元首相らと論戦 ["Non-armed neutral theory" Mr ISHIBASHI Masashi, former Socialist Party chairman died, 95 years old, Controversy with former Prime Minister NAKASONE.] (იაპონ.). Mainichi Shimbun. 13 December 2019. Retrieved 2019-12-13.