Emmanuel Levinas, Time and the Other, trans. Richard Cohen (Pittsburgh: Duquesne University Press, 1990), p. 83.
Emmanuel Levinas, "Transcendence and Height," Basic Philosophical Writings (Bloomington: Indiana University Press), p. 17.
Chief Rabbi of Israel Yitzhak HaLevi Herzog, Regarding Immigration of Converts
Foundations of Justice in the Torah: The Stranger
Rambam, Laws of Idolatry, 10:5
Responsa Mi'lamed Li'hoil 2:83
Rabbi Jill Jacobs, Judaism and Immigrant Rights (Jewish Funds for Justice).
Jacob Milgrom, “Reflections on the Biblical GER,” Leviticus 17-22 (Anchor Bible, 2000).
On Giving Tzedakah to Non-Jews, Arthur Waskow, "Down to Earth Judaism," (1995 HarperCollins Publishers, Inc.)