The astronomy of Levi ben Gerson (1288-1344) : a critical edition of chapters 1-20 with translation and commentary /

by Levi ben Gershom, 1288-1344
New York : Springer-Verlag, 1985

Ṿikuaḥ madaʻi filosofi ba-meʾah ha-14 : ha-maʾamar be-hafkhe ha-mahalakh u-Khetav ha-hitʻatsmut li-Yedaʻyah ha-Penini /

by Glasner, Ruth
Yerushalayim : ha-Igud ha-ʻolami le-madaʻe ha-Yahadut : Ḳeren ha-Rav Daṿid Moshe ṿa-ʻAmalyah Rozen, 1998

Levi ben Gerson's prognostication for the conjunction of 1345 /

by Goldstein, Bernard R.
Philadelphia : American Philosophical Society, 1990