An introduction to Korean music and dance / by Lee Hye-gu,1977
BN Service coréen
Essays on Korean traditional music / by Lee, Hye-Ku ; transl. and ed. by Robert C.
Provine, 1983
Internet, https://lccn.loc.gov/n82139294 2021-02-16
Korea annual, 1991
Korean Musical Instruments / compiled and edited by Lee Hye-gu ; translated by Alan
C. Heyman ; photographed by Chun Hyong-kuk, 1982