"Yodel Species: A Typology of Falsetto Effects in Popular Music Vocal Styles"
(
Radical Musicology, Volume 2, 2007)

"Lullabies, Laments, and Ragtime Cowboys: Yodelling at the Turn of the Twentieth Century" (American Music 26/1, Spring 2008)
"Jimmie Rodgers and the Semiosis of the Hillbilly Yodel" (Musical Quarterly, Spring 2010, Vol. 93, No. 1)
"From the Mountains to the Valleys and Beyond the Pale - Yodeling on Record" (Journal of American Folklore, 2010, im Erscheinen)
"Arrangement", "Arranger", "Bottleneck Guitar", "Folk Singer", "Guitar Amplifiers", "Hawaiian Guitar", "Register", "Strumming", "Talking Blues", (Entries in the Continuum Encyclopedia of Popular Music of the World, Volume II - Performance and Production, 2003)
"Cowboy Songs", "Singing Cowboys", "Tin Pan Alley", "Coon Song", "Singer-Songwriter" (Entries in the Continuum Encyclopedia of Popular Music of the World, Volume VIII - Major International Genres & Volume X - Genres of North American Origin, 2010, forthcoming)