Напр., Joseph Kasparek-Obst[en]. The Constitutions of Poland and of the United States: Kinships and Genealogy. — Miami : American Institute of Polish Culture, 1980. — ISBN 025113579X. (англ.); Joseph Kasparek, "Kinships between the United States and Polish Constitutions (to 1831)," Antemurale, XVIII, 1974, pp. 9–61