While no longer recognised for his concert music, Duport's Etudes are a staple of cello pedagogical repertoire, focusing on bowing or fingering technique. 
Published by Edition Peters.

Contents
-Study No. 2
-Study No. 6
-Study No. 9
-Study No. 3
-Study No. 4
-Study No. 19
-Study No. 7
-Study No. 10
-Study No. 13
-Study No. 20