Sheʾelot u-teshuvot ṿe-hilkhot sheḥiṭah u-vediḳah ṿe-ḥidushe dinin ṿe-ʿod ḥidushin me-sefer agudah ṿe-nimuḳe Menaḥem Merzeburḳ - Ṿail, Yaʿaḳov Ben-Yehudah 1380-1456; Menaḥem Merseburg ([Le-haśig-etsel Y.D. Shṭitsberg], 1958)