Gail, Dorothea. Weird American music: Case Studies of Underground Resistance, BarlowGirl, Jackalope, Charles Ives, and Waffle House Music. Heidelberg, Germany: Universitätsverlag Winter, 2018.
Riedel, Johannes and Robert Oudal. A Charles Ives primer; a tentative introduction to music ideas as found in Charles Ives’ music. Minneapolis, MN: University of Minnesota, 1969.
McDonald, Matthew James. Breaking Time’s Arrow: Experiment and Expression in the Music of Charles Ives. Bloomington, IN: Indiana University Press, 2014.