Repeatedly denied passport: Thompson, Gail, and R. Andrew Viruleg. "Linus Pauling". Woodrow Wilson National Fellowship Foundation. Diarsipkan dari versi asli tanggal 2007-12-24. Diakses tanggal 2007-12-11.Pemeliharaan CS1: Banyak nama: authors list (link)
woodrow.org
Repeatedly denied passport: Thompson, Gail, and R. Andrew Viruleg. "Linus Pauling". Woodrow Wilson National Fellowship Foundation. Diarsipkan dari versi asli tanggal 2007-12-24. Diakses tanggal 2007-12-11.Pemeliharaan CS1: Banyak nama: authors list (link)