Davies, Philip G. and Rosemary R. (November 1965). "Hemingway's 'Fifty Grand' and the Jack Britton–Mickey Walker Prize Fight". American Literature. 37 (3): 251–258. doi:10.2307/2923257. JSTOR2923257.
Fenton, Charles A. (Winter 1952). "No Money for the Kingbird: Hemingway's Prizefight Stories". American Quarterly. 4 (4): 339–350. doi:10.2307/3031418. JSTOR3031418.
jstor.org
Martine, James J. (September 1971). ""Fifty Grand": The Other Fight(s)". Journal of Modern Literature. 2 (1): 123–127. JSTOR30053179.
Davies, Philip G. and Rosemary R. (November 1965). "Hemingway's 'Fifty Grand' and the Jack Britton–Mickey Walker Prize Fight". American Literature. 37 (3): 251–258. doi:10.2307/2923257. JSTOR2923257.
Fenton, Charles A. (Winter 1952). "No Money for the Kingbird: Hemingway's Prizefight Stories". American Quarterly. 4 (4): 339–350. doi:10.2307/3031418. JSTOR3031418.