https://www.congress.gov/116/bills/hr3843/BILLS-116hr3843ih.pdf
https://czasopisma.uksw.edu.pl/index.php/p/article/download/7285/6507&ved=2ahUKEwjV0c-qnYOAAxWp_7sIHaj9CE8QFnoECAgQAg&usg=AOvVaw0uuJrVk9AhPIMT2xjWvSTQ
https://www.ips-journal.eu/index.php?id=340&L=0&tx_news_pi1%5Bnews%5D=3787&tx_news_pi1%5Bcontroller%5D=News&tx_news_pi1%5Baction%5D=detail&utm_source=newsletter&utm_medium=email&utm_campaign=en_712_20191011&cHash=eca24796e03c1aafa62bc0db43cdb29c
https://lawliberty.org/features/mark-helprin-and-the-survival-of-the-american-nation/