The Protean precursor: Browning and Edward Fitzgerald. J. Woolford.
Victorian Literature and Culture 24 (1996), p. 313-332.

Woolford analyzes Robert Browning’s varying attitude towards FitzGerald, as reflected in “Rabbi ben Ezra” and “To Edward FitzGerald,” and argues that FitzGerald, though a contemporary, at times figured for Browning as a Bloomian precursor.