::You should have added that there are many more sources I have provided: 
 :::5) An article of 1957 mentioned in The Guardian which claims that Elvis and gay entertainer Liberace were boyfriends. 
 :::6) A book on Elvis by the singer's second cousin, Earl Greenwood, published in 1990 and confirming that Elvis's had a sexual relationship with Nick Adams. 
 :::7) A play by Lee Hall alluding to Presley's homosexuality.  
 :::8) An article in PROMETHEUS, the Internet Bulletin for Art, Politics and Science, No. 90 (Winter 2003), dealing with Elvis's homosexuality. 
 :::9) A report in The Guardian which states that director Bryan Forbes once asked Mick Jagger if he "could confirm whether Elvis was gay." 
 :::10) Several Elvis fan sites and discussion boards dealing with the claims that Elvis may have been gay or bisexual. 
 :::The more you research, the more sources you will find.