Columbia subject headings:
Kayagŭm--Tuning.
Kŏmunʼgo--Tuning.
Music theory--Korea.
Musical intervals and scales.
Harvard subject headings:
Kayagŭm--Tuning.
Kŏmunʾgo--Tuning.
Music theory--Korea.
Musical intervals and scales.
Princeton subject headings:
Kayagŭm--Tuning.
Kŏmunʾgo--Tuning.
Music--Korea--Theory.
Musical temperament.