Johnson, D. R. (1980). Yuarn Music Dramas: Studies in Prosody and Structure and a Complete Catalogue of Northern Arias in the Dramatic Style. Center for Chinese Studies, University of Michigan.
Lua i Stíl Chicago (17ú heag.)Johnson, Dale R. Yuarn Music Dramas: Studies in Prosody and Structure and a Complete Catalogue of Northern Arias in the Dramatic Style. Ann Arbor: Center for Chinese Studies, University of Michigan, 1980.
Lua MLA (9ú heag.)Johnson, Dale R. Yuarn Music Dramas: Studies in Prosody and Structure and a Complete Catalogue of Northern Arias in the Dramatic Style. Center for Chinese Studies, University of Michigan, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.