Isang Yun - Réak (1966)
00:00 I - Evocation of Korean ceremonial music beginning with percussion. Orchestra enters with tight clusters in dynamic swells, evocative of the dense harmony and timbres of tradition Korean instruments 03:47 II - Highly ornamented melody is passed between instruments hocket style, invoking the "Yeonum" technique. Bartok pizzicato in the low strings mimic the plucking of the Gayageum (zither) 06:57 III - Thick sound layers form around a central pitch of B 09:56 IV - Elements of the previous sections are combined along with new timbral techniques, pushed by rapid harp clusters