Micro Exercises: Microexercise 1 / Microexercise 2 / Microexercise 3 / Microexercise 4 / Microexercise 5 / Microexercise 6 / Microexercise 7 / Microexercise 8 / Microexercise 9 / Microexercise 10 / Microexercise 11 / Microexercise 12 / Microexercise 13 / Microexercise 14 / Microexercise 15 / Microexercise 16 / Microexercise 20 / Microexercise 21 / Microexercise 22 by Sergio Armaroli Trio with Giancarlo Schiaffini