1Harold H. Kolb, Jr. The Outcast of Literary Flat: Bret Harte as Humorist. American Literary Realism,1870-1910 [M]. Champaign: University of Illinois Press, Vol. 23, No. 2, 1991: 52-63.
2Michael Kowalewski. Rooted in Barbarous Soil: People, Culture, and Community in Gold Rush California. Romancing the Gold Rush: The Literature of the California Frontier [M]. San Francisco:California Historical Society, Vol. 79, No. 2, 2000:204-225.
3Marjorie Dew. Realistic Innocence: Cady's Footnote to a Definition of American Literary Realism.American Literary Realism, 1870-1910 [M]. Champaign: University of Illinois Press, Vol. 5, No. 4, 1992:487-489.