If I need to separate titles styled in quotation marks by semicolons in my parenthetical citations, should the semicolons go inside or outside the quotations marks?

Note: This post relates to content in the eighth edition of the MLA Handbook. For up-to-date guidance, see the ninth edition of the MLA Handbook.

The semicolons should be placed outside the quotation marks:

Sweden took in more than 160,000 asylum seekers in 2015 (Henden, “Sweden Election Polls”; Hernroth-Rothstein; Milne; “Reality Check”; “Sweden Democrats Tap”; Traub).