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Books about Kocor:
Ja kocor Stani by Beno Budar (1983)
Zur Erinnerung an K.A. Kocor, den grossen wendischen Komponisten by Georg Julius Justus Sauerwein (1904)
Wiki information Kocor:
Korla Awgust Kocor was a Sorbian composer and conductor. Kocor was born in Großpostwitz. He was the composer of the music of the Lusatian national anthem Rjana Łužica. He has been called the "founding father of secular Sorbian music."
Kocorono is a documentary film directed by Jun Kawaguchi.