https://fretastic.com/guitar/scale/a-flat-dorian-mode
Fretastic - Ab Dorian mode for Guitar
Ab Dorian mode is a diatonic scale and is the 2nd mode in the set of Classical church modes
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https://fretdojo.com/16-dorian-mode-guitar-2/
16-dorian-mode-guitar - Fret Dojo - Jazz Guitar Lessons From The Experts
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