How I teach double bass to beginners - Double Bass HQ
Right Hand Technique for Double/Upright Bass Lesson with Geoff Chalmers. - YouTube
Ultimate Slap Bass: Bass Techniques: Beginner to Advanced (Bass Guitar Techniques Series by Stuart Clayton, Band 8) : Clayton, Stuart: Amazon.de: Bücher
Double Bass 101: Left Hand Technique Fundamentals - Mark Przybylowski
BASS BASICS: Double Bass Technique for Beginners - YouTube