Langermann, Y.Tzvi. 2007. “Dunash Ibn Tamim”. In The Biographical Encyclopedia of Astronomers, ed. Thomas Hockey, a:315. New York: Springer-Verlag.

Langermann, Y.Tzvi. 2007. “Ibn al‐Haytham: Abū ʿAlī al‐Ḥasan Ibn al‐Ḥasan”. In The Biographical Encyclopedia of Astronomers, 556-57. New York: Springer-Verlag.

Langermann, Y.Tzvi. 2007. “Kharaqī: Shams Al-Dīn Abū Bakr Muḥammad Ibn Aḥmad Al-Kharaqī [al-Khiraqī]”. In The Biographical Encyclopedia of Astronomers, ed. Thomas Hockey, 1:627. New York: Springer-Verlag.

Kunitzsch, Paul, and Y.Tzvi Langermann. 2003. “A Star Table from Medieval Yemen”. Centaurus 45: 159-74.

Selin, Helaine, and Y.Tzvi Langermann. 2000. “Hebrew Astronomy: Deep Soundings from a Rich Tradition”. In Astronomy Across Cultures, 555-84. Dordrecht: Kluwer.

Harvey, Steven, and Y.Tzvi Langermann. 2000. “Some Remarks on Judah Ben Solomon ha‐Cohen and His Encyclopedia, Midrash ha‐Ḥokhmah”. In The Medieval Hebrew Encyclopedias of Science and Philosophy, 371-89. Dordrecht: Kluwer Academic Publishers.

Feldman, Seymour, and Y.Tzvi Langermann. 1999. “Gersonides and Astrology”. In Levi Ben Gershom: The Wars of the Lord, 3:506-19. New York: Jewish Publication Society of America.

Langermann, Y.Tzvi. 1999. “Maimonides and Astronomy: Some Further Reflections”. In The Jews and the Sciences in the Middle Ages. Aldershot: Ashgate.

Langermann, Y.Tzvi. 1999. “Science in the Jewish Communities of the Iberian Peninsula”. In The Jews and the Sciences in the Middle Ages. Aldershot: Ashgate.

Pines, Shlomo. 1997. Studies in Islamic Atomism. Ed. Y.Tzvi Langermann. Trans. Michael Schwarz. Jerusalem: The Magnes Press, The Hebrew University.