<unk> <unk> <unk> <unk> <unk>  Passage: He is the author of two books. He is the author of two books. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••• Certain articles from this book were written in Rabbinic Hebrew and were later published separately under the title "Iyunim b<unk>Halacha".  Question: What was the title of the first post-war book written in German about Responsa literature?
Halacha aktuell<unk>