Check the Journal List to see if the University Libraries have the journal, newspaper, or magazine for which you looking.
Begin your search for articles using America History and Life (AHL), a comprehensive index to scholarly articles in the field of American history. AHL also offers some links to full-text articles. Also see JSTOR and Project Muse.
The journal South Dakota History is only available in print. To date, the publisher, the South Dakota Historical Society, does offer it electronically. You can find the journal on the 2nd floor of the library.