オタカル・ジフ
↑ Locke, B: Opera and Ideology in Prague: Polemics and Practice at the National Theater, 1900-1938 ISBN 1-58046-228-6
↑ Zich, O: "Dvořákova umělecká tvorba," 1911
↑ Locke, B: Opera and Ideology in Prague
↑ Locke, B: Opera and Ideology in Prague