In addition, Mordecai wrote: Sefer Ma'amar Mordechai, a commentary on the Mibhar of Aaron ben Joseph; Derek ha-Yam, dissertation on a passage of the Mibhar to Genesis ix.
In addition, Mordecai wrote: Sefer HaRambam, a commentary on the Mibhar of Rambam; Derek ha-Yam, dissertation on a passage of the Mibhar to Genesis ix.