Ya rubuta littattafai biyu. Littafinsa na farko "Halacha aktuell" littafi ne mai girma biyu, wanda aka rubuta a Jamusanci, wanda ke magance matsalolin Halachic da batutuwan da ke da sha'awa a halin yanzu kamar yadda suka bayyana a cikin wallafe-wallafen Halachic kuma musamman Responsa. Wannan aikin na musamman ne a cikin cewa shi ne littafi na farko da aka rubuta a Jamusanci a lokacin yakin basasa wanda ke magance batutuwan Halachic a cikin wallafe-wallafen Responsa. Saboda haka an yi maraba da shi da babbar sha'awa a cikin duniyar Halachic kuma ya sami amincewa daga yawancin hukumomin Halachic masu daraja. An rubuta wasu labarai daga wannan littafin a cikin Ibrananci na Rabbinic kuma daga baya aka buga su daban a ƙarƙashin taken "Iyunim b<unk>Halacha". Tambaya: A wane yare ne aka rubuta littafin da farko?
Ibrananci na Yahudawa