Maliki Usul al-Fiqh Poem Written by Shaykh Ibn Abi Kaff As-Shiquiti

“Ussul al Imam Malik” has been written by Sheikh ibn Abi Kaff. It a 3 is a 30 verses poem describing the foundations of the school of Imam Malik.
“Issal Al Salik” written by Shaykh Al Wallati is the most popular commentary (sharh).

The arabic commentary is available here.