Title: Yukawa Hideki, Tomonaga Shin'ichirō, Sakata Shōichi no nokoshita shiryō
Subjects: Physicists, Sources, Nobel Prize winners
Places: Japan
People: Hideki Yukawa (1907-1981), Shinʼichirō Tomonaga (1906-1979), Shōichi Sakata (1911-1970)