He authored Shemen La'Maor on Hasidism .
Following Rabbi Shlomo Zalman 's death , he assumed the title of rebbe in the town of Bobruisk .
Rabbi Shlomo Zalman authored Shemen La'Maor on Hasidism .
Following Rabbi Shlomo Zalman 's death , he assumed the title of rebbe in the town of Bobruisk .