Where can I find sources of negative literary criticism on Ernest Jones' book, Hamlet and Oedipus? I am doing a paper on Ernest Jones' theory on...

The book Olivier, Hamlet, and Freud by Peter Donaldson treats with Jones' hypotheses.  There is also an interesting article written by Marshall W. Stearns called "Hamlet and Freud" in the February 1949 edition of the education journal College English.  One of the best ways to search for criticism like this (especially for articles that are this old) is to go to JSTOR (www.jstor.org) and do an advanced search using your key words.  You can either get a free account on JSTOR through your school or through your public library.