Smith, Charles M. 2006. "'Eric Hermannson's Soul': Comparing and Contrasting Two Musical Adaptations of the Willa Cather Short Story ". Ph.D. Thesis. Lincoln: University of Nebraska. (en)
Kennedy, Margaret. 1995. "Vocal and Stage Works by Robert Beadell : Great Plains Composer". Paper presented at the 1995 Annual Conference of the Great Plains Regional Chapter of the College Music Society. (en)
Root, Scott L. 2004. An Examination of Robert Beadell’s Four Major Works for the Lyric Stage. Studies in Theatre Arts 25. Ceredigion and Lewiston, NY: The Edwin Mellen Press. . (en)