Tick, Judith. “Charles Ives and the Politics of Direct Democracy.” In Ives Studies, edited by Philip Lambert, 133-162. Cambridge, UK: Cambridge University Press, 1997.
Paul, David C. 2006. “From American Ethnographer to Cold War Icon: Charles Ives through the Eyes of Henry and Sidney Cowell.” Journal of the American Musicological Society 59, no. 2 (Summer 2006): 399--458.
Miller, Leta E., and Rob Collins. 2005. “The Cowell--Ives Relationship: A New Look at Cowell's Prison Years.” American Music 23, no. 4 (Winter 2005): 473-492.
Metzer, David. 2003. “Childhood and Nostalgia in the Works of Charles Ives.” In Quota-tion and Cultural Meaning in Twentieth -Century Music, 15--46. Cambridge, UK: Cambridge University Press, 2003.