アブラハム・イブン・エズラ
(1) "Sefat Yeter," in defense of Saadia Gaon against Dunash ben Labraṭ, whose criticism of Saadia, Ibn Ezra had brought with him from Egypt; published by Bislichs 1838 and Lippmann 1843.
(2) "Sefer ha-Shem," ed. Lippmann, 1834.
(3) "Yesod Mispar," a small monograph on numerals, ed. Pinsker, 1863, at the end of his book on the Babylonian-Hebrew system of punctuation.
(4) "Iggeret Shabbat," a responsum on the Sabbath, dated 1158, ed. Luzzatto, in "Kerem Ḥemed," iv. 158 et seq.