@book { AStudyontheThematicNarrativeandMusicalStructureofGuanHanqingsYuanZajuInjusticetoDouE,
    title = "A Study on the Thematic, Narrative, and Musical Structure of Guan Hanqing’s Yuan «Zaju, Injustice to Dou E»",
    author = "Yumin {Ao}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/978-1-4539-1555-4",
    url = "https://www.peterlang.com/document/1051718"
}